Home / 1,343,998.24-2,016,292.38-987,932.80

Finding the Fourth Proportional to 1,343,998.24, 2,016,292.38 and 987,932.80

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Solution

The fourth proportional to 1,343,998.24, 2,016,292.38 and 987,932.80 is: 1,482,116.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,998.24 : 2,016,292.38 = 987,932.80 : x
  2. Step 2: Convert to fraction form
    1,343,998.24/2,016,292.38 = 987,932.80/x
  3. Step 3: Cross multiply
    1,343,998.24x = 2,016,292.38 × 987,932.80
  4. Step 4: Simplify right side
    1,343,998.24x = 1,991,961,376,592.06
  5. Step 5: Solve for x
    x = 1,991,961,376,592.06/1,343,998.24
  6. Step 6: Final answer
    x = 1,482,116.06

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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.