Home / 1,560,512.80-2,340,769.17-438,581.80

Finding the Fourth Proportional to 1,560,512.80, 2,340,769.17 and 438,581.80

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Solution

The fourth proportional to 1,560,512.80, 2,340,769.17 and 438,581.80 is: 657,872.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,512.80 : 2,340,769.17 = 438,581.80 : x
  2. Step 2: Convert to fraction form
    1,560,512.80/2,340,769.17 = 438,581.80/x
  3. Step 3: Cross multiply
    1,560,512.80x = 2,340,769.17 × 438,581.80
  4. Step 4: Simplify right side
    1,560,512.80x = 1,026,618,755,963.11
  5. Step 5: Solve for x
    x = 1,026,618,755,963.11/1,560,512.80
  6. Step 6: Final answer
    x = 657,872.69

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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.