Home / 1,337,805.40-2,006,708.10-627,905.20

Finding the Fourth Proportional to 1,337,805.40, 2,006,708.10 and 627,905.20

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Solution

The fourth proportional to 1,337,805.40, 2,006,708.10 and 627,905.20 is: 941,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,805.40 : 2,006,708.10 = 627,905.20 : x
  2. Step 2: Convert to fraction form
    1,337,805.40/2,006,708.10 = 627,905.20/x
  3. Step 3: Cross multiply
    1,337,805.40x = 2,006,708.10 × 627,905.20
  4. Step 4: Simplify right side
    1,337,805.40x = 1,260,022,450,872.12
  5. Step 5: Solve for x
    x = 1,260,022,450,872.12/1,337,805.40
  6. Step 6: Final answer
    x = 941,857.80

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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.