Home / 2,180,717.80-3,273,020.70-1,281,034.60

Finding the Fourth Proportional to 2,180,717.80, 3,273,020.70 and 1,281,034.60

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Solution

The fourth proportional to 2,180,717.80, 3,273,020.70 and 1,281,034.60 is: 1,922,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,717.80 : 3,273,020.70 = 1,281,034.60 : x
  2. Step 2: Convert to fraction form
    2,180,717.80/3,273,020.70 = 1,281,034.60/x
  3. Step 3: Cross multiply
    2,180,717.80x = 3,273,020.70 × 1,281,034.60
  4. Step 4: Simplify right side
    2,180,717.80x = 4,192,852,763,216.22
  5. Step 5: Solve for x
    x = 4,192,852,763,216.22/2,180,717.80
  6. Step 6: Final answer
    x = 1,922,693.88

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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.