Home / 1,397,839.59-2,093,685.97-1,155,203.59

Finding the Fourth Proportional to 1,397,839.59, 2,093,685.97 and 1,155,203.59

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Solution

The fourth proportional to 1,397,839.59, 2,093,685.97 and 1,155,203.59 is: 1,730,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,839.59 : 2,093,685.97 = 1,155,203.59 : x
  2. Step 2: Convert to fraction form
    1,397,839.59/2,093,685.97 = 1,155,203.59/x
  3. Step 3: Cross multiply
    1,397,839.59x = 2,093,685.97 × 1,155,203.59
  4. Step 4: Simplify right side
    1,397,839.59x = 2,418,633,548,876.63
  5. Step 5: Solve for x
    x = 2,418,633,548,876.63/1,397,839.59
  6. Step 6: Final answer
    x = 1,730,265.45

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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.