Home / 1,073,286.76-1,609,985.28-274,575.23

Finding the Fourth Proportional to 1,073,286.76, 1,609,985.28 and 274,575.23

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Solution

The fourth proportional to 1,073,286.76, 1,609,985.28 and 274,575.23 is: 411,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,286.76 : 1,609,985.28 = 274,575.23 : x
  2. Step 2: Convert to fraction form
    1,073,286.76/1,609,985.28 = 274,575.23/x
  3. Step 3: Cross multiply
    1,073,286.76x = 1,609,985.28 × 274,575.23
  4. Step 4: Simplify right side
    1,073,286.76x = 442,062,078,552.61
  5. Step 5: Solve for x
    x = 442,062,078,552.61/1,073,286.76
  6. Step 6: Final answer
    x = 411,876.95

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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.