Home / 2,930,690.40-4,396,035.60-1,649,983.20

Finding the Fourth Proportional to 2,930,690.40, 4,396,035.60 and 1,649,983.20

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Solution

The fourth proportional to 2,930,690.40, 4,396,035.60 and 1,649,983.20 is: 2,474,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,690.40 : 4,396,035.60 = 1,649,983.20 : x
  2. Step 2: Convert to fraction form
    2,930,690.40/4,396,035.60 = 1,649,983.20/x
  3. Step 3: Cross multiply
    2,930,690.40x = 4,396,035.60 × 1,649,983.20
  4. Step 4: Simplify right side
    2,930,690.40x = 7,253,384,886,601.92
  5. Step 5: Solve for x
    x = 7,253,384,886,601.92/2,930,690.40
  6. Step 6: Final answer
    x = 2,474,974.80

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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.