Home / 1,347,340.88-1,858,888.85-960,217.28

Finding the Fourth Proportional to 1,347,340.88, 1,858,888.85 and 960,217.28

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Solution

The fourth proportional to 1,347,340.88, 1,858,888.85 and 960,217.28 is: 1,324,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,340.88 : 1,858,888.85 = 960,217.28 : x
  2. Step 2: Convert to fraction form
    1,347,340.88/1,858,888.85 = 960,217.28/x
  3. Step 3: Cross multiply
    1,347,340.88x = 1,858,888.85 × 960,217.28
  4. Step 4: Simplify right side
    1,347,340.88x = 1,784,937,181,273.80
  5. Step 5: Solve for x
    x = 1,784,937,181,273.80/1,347,340.88
  6. Step 6: Final answer
    x = 1,324,785.15

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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.