Home / 1,025,372.22-1,415,133.89-617,679.88

Finding the Fourth Proportional to 1,025,372.22, 1,415,133.89 and 617,679.88

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Solution

The fourth proportional to 1,025,372.22, 1,415,133.89 and 617,679.88 is: 852,470.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,372.22 : 1,415,133.89 = 617,679.88 : x
  2. Step 2: Convert to fraction form
    1,025,372.22/1,415,133.89 = 617,679.88/x
  3. Step 3: Cross multiply
    1,025,372.22x = 1,415,133.89 × 617,679.88
  4. Step 4: Simplify right side
    1,025,372.22x = 874,099,727,049.20
  5. Step 5: Solve for x
    x = 874,099,727,049.20/1,025,372.22
  6. Step 6: Final answer
    x = 852,470.66

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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.