Home / 2,681,819.60-4,022,729.40-1,548,078.80

Finding the Fourth Proportional to 2,681,819.60, 4,022,729.40 and 1,548,078.80

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Solution

The fourth proportional to 2,681,819.60, 4,022,729.40 and 1,548,078.80 is: 2,322,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,819.60 : 4,022,729.40 = 1,548,078.80 : x
  2. Step 2: Convert to fraction form
    2,681,819.60/4,022,729.40 = 1,548,078.80/x
  3. Step 3: Cross multiply
    2,681,819.60x = 4,022,729.40 × 1,548,078.80
  4. Step 4: Simplify right side
    2,681,819.60x = 6,227,502,102,276.72
  5. Step 5: Solve for x
    x = 6,227,502,102,276.72/2,681,819.60
  6. Step 6: Final answer
    x = 2,322,118.20

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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.