Home / 2,323,843.27-3,207,000.12-1,291,347.20

Finding the Fourth Proportional to 2,323,843.27, 3,207,000.12 and 1,291,347.20

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Solution

The fourth proportional to 2,323,843.27, 3,207,000.12 and 1,291,347.20 is: 1,782,112.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323,843.27 : 3,207,000.12 = 1,291,347.20 : x
  2. Step 2: Convert to fraction form
    2,323,843.27/3,207,000.12 = 1,291,347.20/x
  3. Step 3: Cross multiply
    2,323,843.27x = 3,207,000.12 × 1,291,347.20
  4. Step 4: Simplify right side
    2,323,843.27x = 4,141,350,625,361.66
  5. Step 5: Solve for x
    x = 4,141,350,625,361.66/2,323,843.27
  6. Step 6: Final answer
    x = 1,782,112.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.