Home / 1,104,156.80-1,656,235.20-656,259.20

Finding the Fourth Proportional to 1,104,156.80, 1,656,235.20 and 656,259.20

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Solution

The fourth proportional to 1,104,156.80, 1,656,235.20 and 656,259.20 is: 984,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,156.80 : 1,656,235.20 = 656,259.20 : x
  2. Step 2: Convert to fraction form
    1,104,156.80/1,656,235.20 = 656,259.20/x
  3. Step 3: Cross multiply
    1,104,156.80x = 1,656,235.20 × 656,259.20
  4. Step 4: Simplify right side
    1,104,156.80x = 1,086,919,587,363.84
  5. Step 5: Solve for x
    x = 1,086,919,587,363.84/1,104,156.80
  6. Step 6: Final answer
    x = 984,388.80

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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.