Home / 1,170,820.80-1,755,793.80-814,777.20

Finding the Fourth Proportional to 1,170,820.80, 1,755,793.80 and 814,777.20

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Solution

The fourth proportional to 1,170,820.80, 1,755,793.80 and 814,777.20 is: 1,221,861.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,820.80 : 1,755,793.80 = 814,777.20 : x
  2. Step 2: Convert to fraction form
    1,170,820.80/1,755,793.80 = 814,777.20/x
  3. Step 3: Cross multiply
    1,170,820.80x = 1,755,793.80 × 814,777.20
  4. Step 4: Simplify right side
    1,170,820.80x = 1,430,580,756,141.36
  5. Step 5: Solve for x
    x = 1,430,580,756,141.36/1,170,820.80
  6. Step 6: Final answer
    x = 1,221,861.41

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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.