Home / 5,290,267.64-7,937,648.22-2,891,309.54

Finding the Fourth Proportional to 5,290,267.64, 7,937,648.22 and 2,891,309.54

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Solution

The fourth proportional to 5,290,267.64, 7,937,648.22 and 2,891,309.54 is: 4,338,192.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290,267.64 : 7,937,648.22 = 2,891,309.54 : x
  2. Step 2: Convert to fraction form
    5,290,267.64/7,937,648.22 = 2,891,309.54/x
  3. Step 3: Cross multiply
    5,290,267.64x = 7,937,648.22 × 2,891,309.54
  4. Step 4: Simplify right side
    5,290,267.64x = 22,950,198,023,650.02
  5. Step 5: Solve for x
    x = 22,950,198,023,650.02/5,290,267.64
  6. Step 6: Final answer
    x = 4,338,192.24

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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.