Home / 2,053,437.20-3,080,366.96-775,121.40

Finding the Fourth Proportional to 2,053,437.20, 3,080,366.96 and 775,121.40

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Solution

The fourth proportional to 2,053,437.20, 3,080,366.96 and 775,121.40 is: 1,162,761.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053,437.20 : 3,080,366.96 = 775,121.40 : x
  2. Step 2: Convert to fraction form
    2,053,437.20/3,080,366.96 = 775,121.40/x
  3. Step 3: Cross multiply
    2,053,437.20x = 3,080,366.96 × 775,121.40
  4. Step 4: Simplify right side
    2,053,437.20x = 2,387,658,350,548.94
  5. Step 5: Solve for x
    x = 2,387,658,350,548.94/2,053,437.20
  6. Step 6: Final answer
    x = 1,162,761.81

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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.