Home / 1,344,032.60-2,016,048.90-812,154.20

Finding the Fourth Proportional to 1,344,032.60, 2,016,048.90 and 812,154.20

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Solution

The fourth proportional to 1,344,032.60, 2,016,048.90 and 812,154.20 is: 1,218,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,032.60 : 2,016,048.90 = 812,154.20 : x
  2. Step 2: Convert to fraction form
    1,344,032.60/2,016,048.90 = 812,154.20/x
  3. Step 3: Cross multiply
    1,344,032.60x = 2,016,048.90 × 812,154.20
  4. Step 4: Simplify right side
    1,344,032.60x = 1,637,342,581,540.38
  5. Step 5: Solve for x
    x = 1,637,342,581,540.38/1,344,032.60
  6. Step 6: Final answer
    x = 1,218,231.30

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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.