Home / 1,169,479-1,613,912.61-710,437.42

Finding the Fourth Proportional to 1,169,479, 1,613,912.61 and 710,437.42

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Solution

The fourth proportional to 1,169,479, 1,613,912.61 and 710,437.42 is: 980,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,479 : 1,613,912.61 = 710,437.42 : x
  2. Step 2: Convert to fraction form
    1,169,479/1,613,912.61 = 710,437.42/x
  3. Step 3: Cross multiply
    1,169,479x = 1,613,912.61 × 710,437.42
  4. Step 4: Simplify right side
    1,169,479x = 1,146,583,910,753.87
  5. Step 5: Solve for x
    x = 1,146,583,910,753.87/1,169,479
  6. Step 6: Final answer
    x = 980,422.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.