Home / 1,088,076.80-1,632,115.20-839,244.80

Finding the Fourth Proportional to 1,088,076.80, 1,632,115.20 and 839,244.80

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Solution

The fourth proportional to 1,088,076.80, 1,632,115.20 and 839,244.80 is: 1,258,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,076.80 : 1,632,115.20 = 839,244.80 : x
  2. Step 2: Convert to fraction form
    1,088,076.80/1,632,115.20 = 839,244.80/x
  3. Step 3: Cross multiply
    1,088,076.80x = 1,632,115.20 × 839,244.80
  4. Step 4: Simplify right side
    1,088,076.80x = 1,369,744,194,600.96
  5. Step 5: Solve for x
    x = 1,369,744,194,600.96/1,088,076.80
  6. Step 6: Final answer
    x = 1,258,867.20

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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.