Home / 1,141,068.38-1,710,962.26-781,645.46

Finding the Fourth Proportional to 1,141,068.38, 1,710,962.26 and 781,645.46

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Solution

The fourth proportional to 1,141,068.38, 1,710,962.26 and 781,645.46 is: 1,172,029.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,068.38 : 1,710,962.26 = 781,645.46 : x
  2. Step 2: Convert to fraction form
    1,141,068.38/1,710,962.26 = 781,645.46/x
  3. Step 3: Cross multiply
    1,141,068.38x = 1,710,962.26 × 781,645.46
  4. Step 4: Simplify right side
    1,141,068.38x = 1,337,365,872,251.41
  5. Step 5: Solve for x
    x = 1,337,365,872,251.41/1,141,068.38
  6. Step 6: Final answer
    x = 1,172,029.57

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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.