Home / 2,231,851.60-3,079,918.92-1,213,282

Finding the Fourth Proportional to 2,231,851.60, 3,079,918.92 and 1,213,282

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Solution

The fourth proportional to 2,231,851.60, 3,079,918.92 and 1,213,282 is: 1,674,309.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,851.60 : 3,079,918.92 = 1,213,282 : x
  2. Step 2: Convert to fraction form
    2,231,851.60/3,079,918.92 = 1,213,282/x
  3. Step 3: Cross multiply
    2,231,851.60x = 3,079,918.92 × 1,213,282
  4. Step 4: Simplify right side
    2,231,851.60x = 3,736,810,187,095.44
  5. Step 5: Solve for x
    x = 3,736,810,187,095.44/2,231,851.60
  6. Step 6: Final answer
    x = 1,674,309.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.