Home / 1,005,487.29-1,387,581.48-546,602.76

Finding the Fourth Proportional to 1,005,487.29, 1,387,581.48 and 546,602.76

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Solution

The fourth proportional to 1,005,487.29, 1,387,581.48 and 546,602.76 is: 754,316.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,487.29 : 1,387,581.48 = 546,602.76 : x
  2. Step 2: Convert to fraction form
    1,005,487.29/1,387,581.48 = 546,602.76/x
  3. Step 3: Cross multiply
    1,005,487.29x = 1,387,581.48 × 546,602.76
  4. Step 4: Simplify right side
    1,005,487.29x = 758,455,866,692.89
  5. Step 5: Solve for x
    x = 758,455,866,692.89/1,005,487.29
  6. Step 6: Final answer
    x = 754,316.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.