Home / 1,617,992.70-2,427,863.85-719,573.10

Finding the Fourth Proportional to 1,617,992.70, 2,427,863.85 and 719,573.10

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Solution

The fourth proportional to 1,617,992.70, 2,427,863.85 and 719,573.10 is: 1,079,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,992.70 : 2,427,863.85 = 719,573.10 : x
  2. Step 2: Convert to fraction form
    1,617,992.70/2,427,863.85 = 719,573.10/x
  3. Step 3: Cross multiply
    1,617,992.70x = 2,427,863.85 × 719,573.10
  4. Step 4: Simplify right side
    1,617,992.70x = 1,747,025,516,922.44
  5. Step 5: Solve for x
    x = 1,747,025,516,922.44/1,617,992.70
  6. Step 6: Final answer
    x = 1,079,748.70

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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.