Home / 2,648,044.20-3,971,689.05-850,695.16

Finding the Fourth Proportional to 2,648,044.20, 3,971,689.05 and 850,695.16

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Solution

The fourth proportional to 2,648,044.20, 3,971,689.05 and 850,695.16 is: 1,275,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,044.20 : 3,971,689.05 = 850,695.16 : x
  2. Step 2: Convert to fraction form
    2,648,044.20/3,971,689.05 = 850,695.16/x
  3. Step 3: Cross multiply
    2,648,044.20x = 3,971,689.05 × 850,695.16
  4. Step 4: Simplify right side
    2,648,044.20x = 3,378,696,647,782.64
  5. Step 5: Solve for x
    x = 3,378,696,647,782.64/2,648,044.20
  6. Step 6: Final answer
    x = 1,275,921.54

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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.