Home / 1,246,910.91-1,720,737.32-673,949.31

Finding the Fourth Proportional to 1,246,910.91, 1,720,737.32 and 673,949.31

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Solution

The fourth proportional to 1,246,910.91, 1,720,737.32 and 673,949.31 is: 930,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,910.91 : 1,720,737.32 = 673,949.31 : x
  2. Step 2: Convert to fraction form
    1,246,910.91/1,720,737.32 = 673,949.31/x
  3. Step 3: Cross multiply
    1,246,910.91x = 1,720,737.32 × 673,949.31
  4. Step 4: Simplify right side
    1,246,910.91x = 1,159,689,726,135.50
  5. Step 5: Solve for x
    x = 1,159,689,726,135.50/1,246,910.91
  6. Step 6: Final answer
    x = 930,050.19

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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.