Home / 2,229,121.38-3,342,628.13-863,534.69

Finding the Fourth Proportional to 2,229,121.38, 3,342,628.13 and 863,534.69

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Solution

The fourth proportional to 2,229,121.38, 3,342,628.13 and 863,534.69 is: 1,294,893.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,121.38 : 3,342,628.13 = 863,534.69 : x
  2. Step 2: Convert to fraction form
    2,229,121.38/3,342,628.13 = 863,534.69/x
  3. Step 3: Cross multiply
    2,229,121.38x = 3,342,628.13 × 863,534.69
  4. Step 4: Simplify right side
    2,229,121.38x = 2,886,475,324,994.02
  5. Step 5: Solve for x
    x = 2,886,475,324,994.02/2,229,121.38
  6. Step 6: Final answer
    x = 1,294,893.74

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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.