Home / 1,371,949.60-2,058,002.16-425,454.88

Finding the Fourth Proportional to 1,371,949.60, 2,058,002.16 and 425,454.88

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Solution

The fourth proportional to 1,371,949.60, 2,058,002.16 and 425,454.88 is: 638,206.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,949.60 : 2,058,002.16 = 425,454.88 : x
  2. Step 2: Convert to fraction form
    1,371,949.60/2,058,002.16 = 425,454.88/x
  3. Step 3: Cross multiply
    1,371,949.60x = 2,058,002.16 × 425,454.88
  4. Step 4: Simplify right side
    1,371,949.60x = 875,587,062,022.54
  5. Step 5: Solve for x
    x = 875,587,062,022.54/1,371,949.60
  6. Step 6: Final answer
    x = 638,206.43

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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.