Home / 1,690,318.04-2,332,380.78-955,003.95

Finding the Fourth Proportional to 1,690,318.04, 2,332,380.78 and 955,003.95

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Solution

The fourth proportional to 1,690,318.04, 2,332,380.78 and 955,003.95 is: 1,317,759.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,318.04 : 2,332,380.78 = 955,003.95 : x
  2. Step 2: Convert to fraction form
    1,690,318.04/2,332,380.78 = 955,003.95/x
  3. Step 3: Cross multiply
    1,690,318.04x = 2,332,380.78 × 955,003.95
  4. Step 4: Simplify right side
    1,690,318.04x = 2,227,432,857,804.08
  5. Step 5: Solve for x
    x = 2,227,432,857,804.08/1,690,318.04
  6. Step 6: Final answer
    x = 1,317,759.62

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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.