Home / 2,428,603.10-3,642,904.65-745,487.90

Finding the Fourth Proportional to 2,428,603.10, 3,642,904.65 and 745,487.90

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Solution

The fourth proportional to 2,428,603.10, 3,642,904.65 and 745,487.90 is: 1,118,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,603.10 : 3,642,904.65 = 745,487.90 : x
  2. Step 2: Convert to fraction form
    2,428,603.10/3,642,904.65 = 745,487.90/x
  3. Step 3: Cross multiply
    2,428,603.10x = 3,642,904.65 × 745,487.90
  4. Step 4: Simplify right side
    2,428,603.10x = 2,715,741,337,428.74
  5. Step 5: Solve for x
    x = 2,715,741,337,428.74/2,428,603.10
  6. Step 6: Final answer
    x = 1,118,231.85

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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.