Home / 1,092,127.92-1,638,241.04-418,034.38

Finding the Fourth Proportional to 1,092,127.92, 1,638,241.04 and 418,034.38

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Solution

The fourth proportional to 1,092,127.92, 1,638,241.04 and 418,034.38 is: 627,070.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,127.92 : 1,638,241.04 = 418,034.38 : x
  2. Step 2: Convert to fraction form
    1,092,127.92/1,638,241.04 = 418,034.38/x
  3. Step 3: Cross multiply
    1,092,127.92x = 1,638,241.04 × 418,034.38
  4. Step 4: Simplify right side
    1,092,127.92x = 684,841,077,446.96
  5. Step 5: Solve for x
    x = 684,841,077,446.96/1,092,127.92
  6. Step 6: Final answer
    x = 627,070.39

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1.5x scale

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.