Home / 2,813,505.28-4,215,449.76-2,010,685.12

Finding the Fourth Proportional to 2,813,505.28, 4,215,449.76 and 2,010,685.12

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Solution

The fourth proportional to 2,813,505.28, 4,215,449.76 and 2,010,685.12 is: 3,012,591.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,505.28 : 4,215,449.76 = 2,010,685.12 : x
  2. Step 2: Convert to fraction form
    2,813,505.28/4,215,449.76 = 2,010,685.12/x
  3. Step 3: Cross multiply
    2,813,505.28x = 4,215,449.76 × 2,010,685.12
  4. Step 4: Simplify right side
    2,813,505.28x = 8,475,942,106,539.57
  5. Step 5: Solve for x
    x = 8,475,942,106,539.57/2,813,505.28
  6. Step 6: Final answer
    x = 3,012,591.51

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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.