Home / 2,596,101.40-3,894,152.10-912,986.20

Finding the Fourth Proportional to 2,596,101.40, 3,894,152.10 and 912,986.20

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Solution

The fourth proportional to 2,596,101.40, 3,894,152.10 and 912,986.20 is: 1,369,479.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,596,101.40 : 3,894,152.10 = 912,986.20 : x
  2. Step 2: Convert to fraction form
    2,596,101.40/3,894,152.10 = 912,986.20/x
  3. Step 3: Cross multiply
    2,596,101.40x = 3,894,152.10 × 912,986.20
  4. Step 4: Simplify right side
    2,596,101.40x = 3,555,307,128,001.02
  5. Step 5: Solve for x
    x = 3,555,307,128,001.02/2,596,101.40
  6. Step 6: Final answer
    x = 1,369,479.30

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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.