Home / 4,929,903.60-7,394,855.40-3,418,249.20

Finding the Fourth Proportional to 4,929,903.60, 7,394,855.40 and 3,418,249.20

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Solution

The fourth proportional to 4,929,903.60, 7,394,855.40 and 3,418,249.20 is: 5,127,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929,903.60 : 7,394,855.40 = 3,418,249.20 : x
  2. Step 2: Convert to fraction form
    4,929,903.60/7,394,855.40 = 3,418,249.20/x
  3. Step 3: Cross multiply
    4,929,903.60x = 7,394,855.40 × 3,418,249.20
  4. Step 4: Simplify right side
    4,929,903.60x = 25,277,458,555,165.68
  5. Step 5: Solve for x
    x = 25,277,458,555,165.68/4,929,903.60
  6. Step 6: Final answer
    x = 5,127,373.80

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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.