Home / 4,892,512.30-7,338,768.45-1,298,272.30

Finding the Fourth Proportional to 4,892,512.30, 7,338,768.45 and 1,298,272.30

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Solution

The fourth proportional to 4,892,512.30, 7,338,768.45 and 1,298,272.30 is: 1,947,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,512.30 : 7,338,768.45 = 1,298,272.30 : x
  2. Step 2: Convert to fraction form
    4,892,512.30/7,338,768.45 = 1,298,272.30/x
  3. Step 3: Cross multiply
    4,892,512.30x = 7,338,768.45 × 1,298,272.30
  4. Step 4: Simplify right side
    4,892,512.30x = 9,527,719,794,748.94
  5. Step 5: Solve for x
    x = 9,527,719,794,748.94/4,892,512.30
  6. Step 6: Final answer
    x = 1,947,408.45

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Similar ratio
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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.