Home / 804,565.30-1,206,847.95-792,123.70

Finding the Fourth Proportional to 804,565.30, 1,206,847.95 and 792,123.70

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Solution

The fourth proportional to 804,565.30, 1,206,847.95 and 792,123.70 is: 1,188,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,565.30 : 1,206,847.95 = 792,123.70 : x
  2. Step 2: Convert to fraction form
    804,565.30/1,206,847.95 = 792,123.70/x
  3. Step 3: Cross multiply
    804,565.30x = 1,206,847.95 × 792,123.70
  4. Step 4: Simplify right side
    804,565.30x = 955,972,863,491.42
  5. Step 5: Solve for x
    x = 955,972,863,491.42/804,565.30
  6. Step 6: Final answer
    x = 1,188,185.55

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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.