Home / 1,491,589.22-2,058,332.85-911,783.39

Finding the Fourth Proportional to 1,491,589.22, 2,058,332.85 and 911,783.39

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Solution

The fourth proportional to 1,491,589.22, 2,058,332.85 and 911,783.39 is: 1,258,224.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,589.22 : 2,058,332.85 = 911,783.39 : x
  2. Step 2: Convert to fraction form
    1,491,589.22/2,058,332.85 = 911,783.39/x
  3. Step 3: Cross multiply
    1,491,589.22x = 2,058,332.85 × 911,783.39
  4. Step 4: Simplify right side
    1,491,589.22x = 1,876,753,693,429.70
  5. Step 5: Solve for x
    x = 1,876,753,693,429.70/1,491,589.22
  6. Step 6: Final answer
    x = 1,258,224.23

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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.