Home / 1,647,683.26-2,469,966.56-1,242,246.40

Finding the Fourth Proportional to 1,647,683.26, 2,469,966.56 and 1,242,246.40

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Solution

The fourth proportional to 1,647,683.26, 2,469,966.56 and 1,242,246.40 is: 1,862,194.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,683.26 : 2,469,966.56 = 1,242,246.40 : x
  2. Step 2: Convert to fraction form
    1,647,683.26/2,469,966.56 = 1,242,246.40/x
  3. Step 3: Cross multiply
    1,647,683.26x = 2,469,966.56 × 1,242,246.40
  4. Step 4: Simplify right side
    1,647,683.26x = 3,068,307,067,280.38
  5. Step 5: Solve for x
    x = 3,068,307,067,280.38/1,647,683.26
  6. Step 6: Final answer
    x = 1,862,194.72

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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.