Home / 1,170,092.80-1,755,139.20-540,236.80

Finding the Fourth Proportional to 1,170,092.80, 1,755,139.20 and 540,236.80

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Solution

The fourth proportional to 1,170,092.80, 1,755,139.20 and 540,236.80 is: 810,355.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,092.80 : 1,755,139.20 = 540,236.80 : x
  2. Step 2: Convert to fraction form
    1,170,092.80/1,755,139.20 = 540,236.80/x
  3. Step 3: Cross multiply
    1,170,092.80x = 1,755,139.20 × 540,236.80
  4. Step 4: Simplify right side
    1,170,092.80x = 948,190,784,962.56
  5. Step 5: Solve for x
    x = 948,190,784,962.56/1,170,092.80
  6. Step 6: Final answer
    x = 810,355.20

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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.