Home / 1,435,625.85-1,981,251.93-791,045.88

Finding the Fourth Proportional to 1,435,625.85, 1,981,251.93 and 791,045.88

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Solution

The fourth proportional to 1,435,625.85, 1,981,251.93 and 791,045.88 is: 1,091,691.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,625.85 : 1,981,251.93 = 791,045.88 : x
  2. Step 2: Convert to fraction form
    1,435,625.85/1,981,251.93 = 791,045.88/x
  3. Step 3: Cross multiply
    1,435,625.85x = 1,981,251.93 × 791,045.88
  4. Step 4: Simplify right side
    1,435,625.85x = 1,567,261,162,607.06
  5. Step 5: Solve for x
    x = 1,567,261,162,607.06/1,435,625.85
  6. Step 6: Final answer
    x = 1,091,691.94

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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.