Home / 1,551,310.08-2,327,016-429,285.12

Finding the Fourth Proportional to 1,551,310.08, 2,327,016 and 429,285.12

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Solution

The fourth proportional to 1,551,310.08, 2,327,016 and 429,285.12 is: 643,941.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,310.08 : 2,327,016 = 429,285.12 : x
  2. Step 2: Convert to fraction form
    1,551,310.08/2,327,016 = 429,285.12/x
  3. Step 3: Cross multiply
    1,551,310.08x = 2,327,016 × 429,285.12
  4. Step 4: Simplify right side
    1,551,310.08x = 998,953,342,801.92
  5. Step 5: Solve for x
    x = 998,953,342,801.92/1,551,310.08
  6. Step 6: Final answer
    x = 643,941.76

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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.