Home / 980,359.89-1,471,799.19-755,862.93

Finding the Fourth Proportional to 980,359.89, 1,471,799.19 and 755,862.93

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Solution

The fourth proportional to 980,359.89, 1,471,799.19 and 755,862.93 is: 1,134,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,359.89 : 1,471,799.19 = 755,862.93 : x
  2. Step 2: Convert to fraction form
    980,359.89/1,471,799.19 = 755,862.93/x
  3. Step 3: Cross multiply
    980,359.89x = 1,471,799.19 × 755,862.93
  4. Step 4: Simplify right side
    980,359.89x = 1,112,478,448,125.03
  5. Step 5: Solve for x
    x = 1,112,478,448,125.03/980,359.89
  6. Step 6: Final answer
    x = 1,134,765.36

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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.