Home / 2,519,147.40-3,778,721.10-836,250.90

Finding the Fourth Proportional to 2,519,147.40, 3,778,721.10 and 836,250.90

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Solution

The fourth proportional to 2,519,147.40, 3,778,721.10 and 836,250.90 is: 1,254,376.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,147.40 : 3,778,721.10 = 836,250.90 : x
  2. Step 2: Convert to fraction form
    2,519,147.40/3,778,721.10 = 836,250.90/x
  3. Step 3: Cross multiply
    2,519,147.40x = 3,778,721.10 × 836,250.90
  4. Step 4: Simplify right side
    2,519,147.40x = 3,159,958,920,723.99
  5. Step 5: Solve for x
    x = 3,159,958,920,723.99/2,519,147.40
  6. Step 6: Final answer
    x = 1,254,376.35

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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.