Home / 1,270,861.04-1,753,794.12-727,002.80

Finding the Fourth Proportional to 1,270,861.04, 1,753,794.12 and 727,002.80

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Solution

The fourth proportional to 1,270,861.04, 1,753,794.12 and 727,002.80 is: 1,003,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,861.04 : 1,753,794.12 = 727,002.80 : x
  2. Step 2: Convert to fraction form
    1,270,861.04/1,753,794.12 = 727,002.80/x
  3. Step 3: Cross multiply
    1,270,861.04x = 1,753,794.12 × 727,002.80
  4. Step 4: Simplify right side
    1,270,861.04x = 1,275,013,235,863.54
  5. Step 5: Solve for x
    x = 1,275,013,235,863.54/1,270,861.04
  6. Step 6: Final answer
    x = 1,003,267.23

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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.