Home / 1,818,527.92-2,727,791.80-807,412.20

Finding the Fourth Proportional to 1,818,527.92, 2,727,791.80 and 807,412.20

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Solution

The fourth proportional to 1,818,527.92, 2,727,791.80 and 807,412.20 is: 1,211,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,527.92 : 2,727,791.80 = 807,412.20 : x
  2. Step 2: Convert to fraction form
    1,818,527.92/2,727,791.80 = 807,412.20/x
  3. Step 3: Cross multiply
    1,818,527.92x = 2,727,791.80 × 807,412.20
  4. Step 4: Simplify right side
    1,818,527.92x = 2,202,452,378,379.96
  5. Step 5: Solve for x
    x = 2,202,452,378,379.96/1,818,527.92
  6. Step 6: Final answer
    x = 1,211,118.26

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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.