Home / 1,489,515.53-2,055,470.89-844,921.88

Finding the Fourth Proportional to 1,489,515.53, 2,055,470.89 and 844,921.88

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Solution

The fourth proportional to 1,489,515.53, 2,055,470.89 and 844,921.88 is: 1,165,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,515.53 : 2,055,470.89 = 844,921.88 : x
  2. Step 2: Convert to fraction form
    1,489,515.53/2,055,470.89 = 844,921.88/x
  3. Step 3: Cross multiply
    1,489,515.53x = 2,055,470.89 × 844,921.88
  4. Step 4: Simplify right side
    1,489,515.53x = 1,736,712,328,664.07
  5. Step 5: Solve for x
    x = 1,736,712,328,664.07/1,489,515.53
  6. Step 6: Final answer
    x = 1,165,957.85

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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.