Home / 1,225,906.92-1,690,792.98-796,325.46

Finding the Fourth Proportional to 1,225,906.92, 1,690,792.98 and 796,325.46

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Solution

The fourth proportional to 1,225,906.92, 1,690,792.98 and 796,325.46 is: 1,098,306.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,906.92 : 1,690,792.98 = 796,325.46 : x
  2. Step 2: Convert to fraction form
    1,225,906.92/1,690,792.98 = 796,325.46/x
  3. Step 3: Cross multiply
    1,225,906.92x = 1,690,792.98 × 796,325.46
  4. Step 4: Simplify right side
    1,225,906.92x = 1,346,421,497,563.27
  5. Step 5: Solve for x
    x = 1,346,421,497,563.27/1,225,906.92
  6. Step 6: Final answer
    x = 1,098,306.47

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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.