Home / 1,271,047.48-1,753,977.18-727,124.92

Finding the Fourth Proportional to 1,271,047.48, 1,753,977.18 and 727,124.92

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Solution

The fourth proportional to 1,271,047.48, 1,753,977.18 and 727,124.92 is: 1,003,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,047.48 : 1,753,977.18 = 727,124.92 : x
  2. Step 2: Convert to fraction form
    1,271,047.48/1,753,977.18 = 727,124.92/x
  3. Step 3: Cross multiply
    1,271,047.48x = 1,753,977.18 × 727,124.92
  4. Step 4: Simplify right side
    1,271,047.48x = 1,275,360,516,689.33
  5. Step 5: Solve for x
    x = 1,275,360,516,689.33/1,271,047.48
  6. Step 6: Final answer
    x = 1,003,393.29

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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.