Home / 1,172,248.20-1,757,060.10-667,051.20

Finding the Fourth Proportional to 1,172,248.20, 1,757,060.10 and 667,051.20

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Solution

The fourth proportional to 1,172,248.20, 1,757,060.10 and 667,051.20 is: 999,830.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,248.20 : 1,757,060.10 = 667,051.20 : x
  2. Step 2: Convert to fraction form
    1,172,248.20/1,757,060.10 = 667,051.20/x
  3. Step 3: Cross multiply
    1,172,248.20x = 1,757,060.10 × 667,051.20
  4. Step 4: Simplify right side
    1,172,248.20x = 1,172,049,048,177.12
  5. Step 5: Solve for x
    x = 1,172,049,048,177.12/1,172,248.20
  6. Step 6: Final answer
    x = 999,830.11

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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.