Home / 2,761,246.80-4,142,103.48-868,529.52

Finding the Fourth Proportional to 2,761,246.80, 4,142,103.48 and 868,529.52

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Solution

The fourth proportional to 2,761,246.80, 4,142,103.48 and 868,529.52 is: 1,302,867.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,246.80 : 4,142,103.48 = 868,529.52 : x
  2. Step 2: Convert to fraction form
    2,761,246.80/4,142,103.48 = 868,529.52/x
  3. Step 3: Cross multiply
    2,761,246.80x = 4,142,103.48 × 868,529.52
  4. Step 4: Simplify right side
    2,761,246.80x = 3,597,539,147,274.73
  5. Step 5: Solve for x
    x = 3,597,539,147,274.73/2,761,246.80
  6. Step 6: Final answer
    x = 1,302,867.66

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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.