Home / 1,116,482.47-1,541,092.70-887,446.15

Finding the Fourth Proportional to 1,116,482.47, 1,541,092.70 and 887,446.15

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Solution

The fourth proportional to 1,116,482.47, 1,541,092.70 and 887,446.15 is: 1,224,951.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,482.47 : 1,541,092.70 = 887,446.15 : x
  2. Step 2: Convert to fraction form
    1,116,482.47/1,541,092.70 = 887,446.15/x
  3. Step 3: Cross multiply
    1,116,482.47x = 1,541,092.70 × 887,446.15
  4. Step 4: Simplify right side
    1,116,482.47x = 1,367,636,781,773.99
  5. Step 5: Solve for x
    x = 1,367,636,781,773.99/1,116,482.47
  6. Step 6: Final answer
    x = 1,224,951.42

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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.