Home / 1,270,863.04-1,753,796.88-727,004.80

Finding the Fourth Proportional to 1,270,863.04, 1,753,796.88 and 727,004.80

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Solution

The fourth proportional to 1,270,863.04, 1,753,796.88 and 727,004.80 is: 1,003,269.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,863.04 : 1,753,796.88 = 727,004.80 : x
  2. Step 2: Convert to fraction form
    1,270,863.04/1,753,796.88 = 727,004.80/x
  3. Step 3: Cross multiply
    1,270,863.04x = 1,753,796.88 × 727,004.80
  4. Step 4: Simplify right side
    1,270,863.04x = 1,275,018,749,985.02
  5. Step 5: Solve for x
    x = 1,275,018,749,985.02/1,270,863.04
  6. Step 6: Final answer
    x = 1,003,269.99

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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.