Home / 4,930,800.30-7,396,200.45-2,910,012.30

Finding the Fourth Proportional to 4,930,800.30, 7,396,200.45 and 2,910,012.30

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Solution

The fourth proportional to 4,930,800.30, 7,396,200.45 and 2,910,012.30 is: 4,365,018.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930,800.30 : 7,396,200.45 = 2,910,012.30 : x
  2. Step 2: Convert to fraction form
    4,930,800.30/7,396,200.45 = 2,910,012.30/x
  3. Step 3: Cross multiply
    4,930,800.30x = 7,396,200.45 × 2,910,012.30
  4. Step 4: Simplify right side
    4,930,800.30x = 21,523,034,282,765.54
  5. Step 5: Solve for x
    x = 21,523,034,282,765.54/4,930,800.30
  6. Step 6: Final answer
    x = 4,365,018.45

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Double scale
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Similar ratio
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1.5x scale

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.