Home / 1,836,839.52-2,755,208.52-489,013.80

Finding the Fourth Proportional to 1,836,839.52, 2,755,208.52 and 489,013.80

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Solution

The fourth proportional to 1,836,839.52, 2,755,208.52 and 489,013.80 is: 733,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,839.52 : 2,755,208.52 = 489,013.80 : x
  2. Step 2: Convert to fraction form
    1,836,839.52/2,755,208.52 = 489,013.80/x
  3. Step 3: Cross multiply
    1,836,839.52x = 2,755,208.52 × 489,013.80
  4. Step 4: Simplify right side
    1,836,839.52x = 1,347,334,988,157.58
  5. Step 5: Solve for x
    x = 1,347,334,988,157.58/1,836,839.52
  6. Step 6: Final answer
    x = 733,507.19

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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.