Home / 725,841.55-1,087,955.57-547,771.15

Finding the Fourth Proportional to 725,841.55, 1,087,955.57 and 547,771.15

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Solution

The fourth proportional to 725,841.55, 1,087,955.57 and 547,771.15 is: 821,047.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,841.55 : 1,087,955.57 = 547,771.15 : x
  2. Step 2: Convert to fraction form
    725,841.55/1,087,955.57 = 547,771.15/x
  3. Step 3: Cross multiply
    725,841.55x = 1,087,955.57 × 547,771.15
  4. Step 4: Simplify right side
    725,841.55x = 595,950,673,375.97
  5. Step 5: Solve for x
    x = 595,950,673,375.97/725,841.55
  6. Step 6: Final answer
    x = 821,047.89

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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.