Home / 2,513,946.78-3,469,318.92-1,368,099.72

Finding the Fourth Proportional to 2,513,946.78, 3,469,318.92 and 1,368,099.72

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Solution

The fourth proportional to 2,513,946.78, 3,469,318.92 and 1,368,099.72 is: 1,888,016.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513,946.78 : 3,469,318.92 = 1,368,099.72 : x
  2. Step 2: Convert to fraction form
    2,513,946.78/3,469,318.92 = 1,368,099.72/x
  3. Step 3: Cross multiply
    2,513,946.78x = 3,469,318.92 × 1,368,099.72
  4. Step 4: Simplify right side
    2,513,946.78x = 4,746,374,243,042.70
  5. Step 5: Solve for x
    x = 4,746,374,243,042.70/2,513,946.78
  6. Step 6: Final answer
    x = 1,888,016.99

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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.