Home / 4,991,904.16-7,488,789.60-2,000,321.44

Finding the Fourth Proportional to 4,991,904.16, 7,488,789.60 and 2,000,321.44

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Solution

The fourth proportional to 4,991,904.16, 7,488,789.60 and 2,000,321.44 is: 3,000,856.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,904.16 : 7,488,789.60 = 2,000,321.44 : x
  2. Step 2: Convert to fraction form
    4,991,904.16/7,488,789.60 = 2,000,321.44/x
  3. Step 3: Cross multiply
    4,991,904.16x = 7,488,789.60 × 2,000,321.44
  4. Step 4: Simplify right side
    4,991,904.16x = 14,979,986,396,529.02
  5. Step 5: Solve for x
    x = 14,979,986,396,529.02/4,991,904.16
  6. Step 6: Final answer
    x = 3,000,856.17

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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.