Home / 1,177,840.80-1,766,761.20-804,592.80

Finding the Fourth Proportional to 1,177,840.80, 1,766,761.20 and 804,592.80

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Solution

The fourth proportional to 1,177,840.80, 1,766,761.20 and 804,592.80 is: 1,206,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,840.80 : 1,766,761.20 = 804,592.80 : x
  2. Step 2: Convert to fraction form
    1,177,840.80/1,766,761.20 = 804,592.80/x
  3. Step 3: Cross multiply
    1,177,840.80x = 1,766,761.20 × 804,592.80
  4. Step 4: Simplify right side
    1,177,840.80x = 1,421,523,340,839.36
  5. Step 5: Solve for x
    x = 1,421,523,340,839.36/1,177,840.80
  6. Step 6: Final answer
    x = 1,206,889.20

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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.