Home / 2,813,489.28-4,215,425.76-2,010,669.12

Finding the Fourth Proportional to 2,813,489.28, 4,215,425.76 and 2,010,669.12

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Solution

The fourth proportional to 2,813,489.28, 4,215,425.76 and 2,010,669.12 is: 3,012,567.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,489.28 : 4,215,425.76 = 2,010,669.12 : x
  2. Step 2: Convert to fraction form
    2,813,489.28/4,215,425.76 = 2,010,669.12/x
  3. Step 3: Cross multiply
    2,813,489.28x = 4,215,425.76 × 2,010,669.12
  4. Step 4: Simplify right side
    2,813,489.28x = 8,475,826,403,284.53
  5. Step 5: Solve for x
    x = 8,475,826,403,284.53/2,813,489.28
  6. Step 6: Final answer
    x = 3,012,567.51

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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.