Home / 1,334,060.80-2,002,403.40-660,902.20

Finding the Fourth Proportional to 1,334,060.80, 2,002,403.40 and 660,902.20

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Solution

The fourth proportional to 1,334,060.80, 2,002,403.40 and 660,902.20 is: 992,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,060.80 : 2,002,403.40 = 660,902.20 : x
  2. Step 2: Convert to fraction form
    1,334,060.80/2,002,403.40 = 660,902.20/x
  3. Step 3: Cross multiply
    1,334,060.80x = 2,002,403.40 × 660,902.20
  4. Step 4: Simplify right side
    1,334,060.80x = 1,323,392,812,347.48
  5. Step 5: Solve for x
    x = 1,323,392,812,347.48/1,334,060.80
  6. Step 6: Final answer
    x = 992,003.37

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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.