Home / 1,344,185.80-2,016,278.70-865,888.90

Finding the Fourth Proportional to 1,344,185.80, 2,016,278.70 and 865,888.90

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Solution

The fourth proportional to 1,344,185.80, 2,016,278.70 and 865,888.90 is: 1,298,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,185.80 : 2,016,278.70 = 865,888.90 : x
  2. Step 2: Convert to fraction form
    1,344,185.80/2,016,278.70 = 865,888.90/x
  3. Step 3: Cross multiply
    1,344,185.80x = 2,016,278.70 × 865,888.90
  4. Step 4: Simplify right side
    1,344,185.80x = 1,745,873,345,636.43
  5. Step 5: Solve for x
    x = 1,745,873,345,636.43/1,344,185.80
  6. Step 6: Final answer
    x = 1,298,833.35

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Similar ratio
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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.