Home / 2,624,687.40-3,937,031.10-630,143.40

Finding the Fourth Proportional to 2,624,687.40, 3,937,031.10 and 630,143.40

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Solution

The fourth proportional to 2,624,687.40, 3,937,031.10 and 630,143.40 is: 945,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624,687.40 : 3,937,031.10 = 630,143.40 : x
  2. Step 2: Convert to fraction form
    2,624,687.40/3,937,031.10 = 630,143.40/x
  3. Step 3: Cross multiply
    2,624,687.40x = 3,937,031.10 × 630,143.40
  4. Step 4: Simplify right side
    2,624,687.40x = 2,480,894,163,259.74
  5. Step 5: Solve for x
    x = 2,480,894,163,259.74/2,624,687.40
  6. Step 6: Final answer
    x = 945,215.10

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Half scale
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Double scale
Find fourth proportional to 2,624,688.40, 3,937,032.60 and 630,144.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.