Home / 1,418,179.13-2,127,287.21-471,549.85

Finding the Fourth Proportional to 1,418,179.13, 2,127,287.21 and 471,549.85

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Solution

The fourth proportional to 1,418,179.13, 2,127,287.21 and 471,549.85 is: 707,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,179.13 : 2,127,287.21 = 471,549.85 : x
  2. Step 2: Convert to fraction form
    1,418,179.13/2,127,287.21 = 471,549.85/x
  3. Step 3: Cross multiply
    1,418,179.13x = 2,127,287.21 × 471,549.85
  4. Step 4: Simplify right side
    1,418,179.13x = 1,003,121,964,782.42
  5. Step 5: Solve for x
    x = 1,003,121,964,782.42/1,418,179.13
  6. Step 6: Final answer
    x = 707,330.93

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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.