Home / 2,745,288.44-3,788,724.81-1,521,977.71

Finding the Fourth Proportional to 2,745,288.44, 3,788,724.81 and 1,521,977.71

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Solution

The fourth proportional to 2,745,288.44, 3,788,724.81 and 1,521,977.71 is: 2,100,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745,288.44 : 3,788,724.81 = 1,521,977.71 : x
  2. Step 2: Convert to fraction form
    2,745,288.44/3,788,724.81 = 1,521,977.71/x
  3. Step 3: Cross multiply
    2,745,288.44x = 3,788,724.81 × 1,521,977.71
  4. Step 4: Simplify right side
    2,745,288.44x = 5,766,354,700,641.76
  5. Step 5: Solve for x
    x = 5,766,354,700,641.76/2,745,288.44
  6. Step 6: Final answer
    x = 2,100,454.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.