Home / 1,207,528.05-1,665,694.87-754,031.73

Finding the Fourth Proportional to 1,207,528.05, 1,665,694.87 and 754,031.73

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Solution

The fourth proportional to 1,207,528.05, 1,665,694.87 and 754,031.73 is: 1,040,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,528.05 : 1,665,694.87 = 754,031.73 : x
  2. Step 2: Convert to fraction form
    1,207,528.05/1,665,694.87 = 754,031.73/x
  3. Step 3: Cross multiply
    1,207,528.05x = 1,665,694.87 × 754,031.73
  4. Step 4: Simplify right side
    1,207,528.05x = 1,255,986,788,839.50
  5. Step 5: Solve for x
    x = 1,255,986,788,839.50/1,207,528.05
  6. Step 6: Final answer
    x = 1,040,130.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.