Home / 1,158,192.58-1,737,314.10-815,234.52

Finding the Fourth Proportional to 1,158,192.58, 1,737,314.10 and 815,234.52

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Solution

The fourth proportional to 1,158,192.58, 1,737,314.10 and 815,234.52 is: 1,222,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,192.58 : 1,737,314.10 = 815,234.52 : x
  2. Step 2: Convert to fraction form
    1,158,192.58/1,737,314.10 = 815,234.52/x
  3. Step 3: Cross multiply
    1,158,192.58x = 1,737,314.10 × 815,234.52
  4. Step 4: Simplify right side
    1,158,192.58x = 1,416,318,426,402.73
  5. Step 5: Solve for x
    x = 1,416,318,426,402.73/1,158,192.58
  6. Step 6: Final answer
    x = 1,222,869.54

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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.