Home / 3,071,515.92-4,605,305.28-1,275,639

Finding the Fourth Proportional to 3,071,515.92, 4,605,305.28 and 1,275,639

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Solution

The fourth proportional to 3,071,515.92, 4,605,305.28 and 1,275,639 is: 1,912,640.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,515.92 : 4,605,305.28 = 1,275,639 : x
  2. Step 2: Convert to fraction form
    3,071,515.92/4,605,305.28 = 1,275,639/x
  3. Step 3: Cross multiply
    3,071,515.92x = 4,605,305.28 × 1,275,639
  4. Step 4: Simplify right side
    3,071,515.92x = 5,874,707,022,073.92
  5. Step 5: Solve for x
    x = 5,874,707,022,073.92/3,071,515.92
  6. Step 6: Final answer
    x = 1,912,640.92

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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.