Home / 2,121,342.28-3,182,409.51-702,397.24

Finding the Fourth Proportional to 2,121,342.28, 3,182,409.51 and 702,397.24

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Solution

The fourth proportional to 2,121,342.28, 3,182,409.51 and 702,397.24 is: 1,053,727.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,342.28 : 3,182,409.51 = 702,397.24 : x
  2. Step 2: Convert to fraction form
    2,121,342.28/3,182,409.51 = 702,397.24/x
  3. Step 3: Cross multiply
    2,121,342.28x = 3,182,409.51 × 702,397.24
  4. Step 4: Simplify right side
    2,121,342.28x = 2,235,315,656,373.75
  5. Step 5: Solve for x
    x = 2,235,315,656,373.75/2,121,342.28
  6. Step 6: Final answer
    x = 1,053,727.01

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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.