Home / 1,039,761.60-1,560,808.80-804,148.80

Finding the Fourth Proportional to 1,039,761.60, 1,560,808.80 and 804,148.80

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Solution

The fourth proportional to 1,039,761.60, 1,560,808.80 and 804,148.80 is: 1,207,125.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,761.60 : 1,560,808.80 = 804,148.80 : x
  2. Step 2: Convert to fraction form
    1,039,761.60/1,560,808.80 = 804,148.80/x
  3. Step 3: Cross multiply
    1,039,761.60x = 1,560,808.80 × 804,148.80
  4. Step 4: Simplify right side
    1,039,761.60x = 1,255,122,523,549.44
  5. Step 5: Solve for x
    x = 1,255,122,523,549.44/1,039,761.60
  6. Step 6: Final answer
    x = 1,207,125.29

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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.