Home / 1,344,039.80-2,016,059.70-918,260.60

Finding the Fourth Proportional to 1,344,039.80, 2,016,059.70 and 918,260.60

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Solution

The fourth proportional to 1,344,039.80, 2,016,059.70 and 918,260.60 is: 1,377,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,039.80 : 2,016,059.70 = 918,260.60 : x
  2. Step 2: Convert to fraction form
    1,344,039.80/2,016,059.70 = 918,260.60/x
  3. Step 3: Cross multiply
    1,344,039.80x = 2,016,059.70 × 918,260.60
  4. Step 4: Simplify right side
    1,344,039.80x = 1,851,268,189,757.82
  5. Step 5: Solve for x
    x = 1,851,268,189,757.82/1,344,039.80
  6. Step 6: Final answer
    x = 1,377,390.90

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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.