Home / 1,690,188.88-2,332,684.02-964,872.76

Finding the Fourth Proportional to 1,690,188.88, 2,332,684.02 and 964,872.76

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Solution

The fourth proportional to 1,690,188.88, 2,332,684.02 and 964,872.76 is: 1,331,651.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,188.88 : 2,332,684.02 = 964,872.76 : x
  2. Step 2: Convert to fraction form
    1,690,188.88/2,332,684.02 = 964,872.76/x
  3. Step 3: Cross multiply
    1,690,188.88x = 2,332,684.02 × 964,872.76
  4. Step 4: Simplify right side
    1,690,188.88x = 2,250,743,268,585.30
  5. Step 5: Solve for x
    x = 2,250,743,268,585.30/1,690,188.88
  6. Step 6: Final answer
    x = 1,331,651.92

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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.