Home / 2,916,546.40-4,374,819.60-2,655,272.80

Finding the Fourth Proportional to 2,916,546.40, 4,374,819.60 and 2,655,272.80

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Solution

The fourth proportional to 2,916,546.40, 4,374,819.60 and 2,655,272.80 is: 3,982,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,546.40 : 4,374,819.60 = 2,655,272.80 : x
  2. Step 2: Convert to fraction form
    2,916,546.40/4,374,819.60 = 2,655,272.80/x
  3. Step 3: Cross multiply
    2,916,546.40x = 4,374,819.60 × 2,655,272.80
  4. Step 4: Simplify right side
    2,916,546.40x = 11,616,339,488,786.88
  5. Step 5: Solve for x
    x = 11,616,339,488,786.88/2,916,546.40
  6. Step 6: Final answer
    x = 3,982,909.20

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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.