Home / 2,201,429.10-3,302,726.85-781,337.10

Finding the Fourth Proportional to 2,201,429.10, 3,302,726.85 and 781,337.10

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Solution

The fourth proportional to 2,201,429.10, 3,302,726.85 and 781,337.10 is: 1,172,212.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,429.10 : 3,302,726.85 = 781,337.10 : x
  2. Step 2: Convert to fraction form
    2,201,429.10/3,302,726.85 = 781,337.10/x
  3. Step 3: Cross multiply
    2,201,429.10x = 3,302,726.85 × 781,337.10
  4. Step 4: Simplify right side
    2,201,429.10x = 2,580,543,019,071.13
  5. Step 5: Solve for x
    x = 2,580,543,019,071.13/2,201,429.10
  6. Step 6: Final answer
    x = 1,172,212.64

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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.