Home / 1,129,938.12-1,694,909.88-277,013.52

Finding the Fourth Proportional to 1,129,938.12, 1,694,909.88 and 277,013.52

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Solution

The fourth proportional to 1,129,938.12, 1,694,909.88 and 277,013.52 is: 415,520.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,938.12 : 1,694,909.88 = 277,013.52 : x
  2. Step 2: Convert to fraction form
    1,129,938.12/1,694,909.88 = 277,013.52/x
  3. Step 3: Cross multiply
    1,129,938.12x = 1,694,909.88 × 277,013.52
  4. Step 4: Simplify right side
    1,129,938.12x = 469,512,951,941.58
  5. Step 5: Solve for x
    x = 469,512,951,941.58/1,129,938.12
  6. Step 6: Final answer
    x = 415,520.94

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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.