Home / 1,531,930.12-2,298,944.82-534,658.12

Finding the Fourth Proportional to 1,531,930.12, 2,298,944.82 and 534,658.12

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Solution

The fourth proportional to 1,531,930.12, 2,298,944.82 and 534,658.12 is: 802,353.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,930.12 : 2,298,944.82 = 534,658.12 : x
  2. Step 2: Convert to fraction form
    1,531,930.12/2,298,944.82 = 534,658.12/x
  3. Step 3: Cross multiply
    1,531,930.12x = 2,298,944.82 × 534,658.12
  4. Step 4: Simplify right side
    1,531,930.12x = 1,229,149,515,444.94
  5. Step 5: Solve for x
    x = 1,229,149,515,444.94/1,531,930.12
  6. Step 6: Final answer
    x = 802,353.51

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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.