Home / 1,026,711.60-1,540,172.97-387,553.70

Finding the Fourth Proportional to 1,026,711.60, 1,540,172.97 and 387,553.70

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Solution

The fourth proportional to 1,026,711.60, 1,540,172.97 and 387,553.70 is: 581,370.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,711.60 : 1,540,172.97 = 387,553.70 : x
  2. Step 2: Convert to fraction form
    1,026,711.60/1,540,172.97 = 387,553.70/x
  3. Step 3: Cross multiply
    1,026,711.60x = 1,540,172.97 × 387,553.70
  4. Step 4: Simplify right side
    1,026,711.60x = 596,899,725,462.62
  5. Step 5: Solve for x
    x = 596,899,725,462.62/1,026,711.60
  6. Step 6: Final answer
    x = 581,370.39

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1.5x scale

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.