Home / 1,092,929.60-1,638,827.04-418,810.88

Finding the Fourth Proportional to 1,092,929.60, 1,638,827.04 and 418,810.88

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Solution

The fourth proportional to 1,092,929.60, 1,638,827.04 and 418,810.88 is: 627,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,929.60 : 1,638,827.04 = 418,810.88 : x
  2. Step 2: Convert to fraction form
    1,092,929.60/1,638,827.04 = 418,810.88/x
  3. Step 3: Cross multiply
    1,092,929.60x = 1,638,827.04 × 418,810.88
  4. Step 4: Simplify right side
    1,092,929.60x = 686,358,594,790.20
  5. Step 5: Solve for x
    x = 686,358,594,790.20/1,092,929.60
  6. Step 6: Final answer
    x = 627,998.91

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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.