Home / 1,093,045.80-1,639,568.70-792,114.60

Finding the Fourth Proportional to 1,093,045.80, 1,639,568.70 and 792,114.60

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Solution

The fourth proportional to 1,093,045.80, 1,639,568.70 and 792,114.60 is: 1,188,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,045.80 : 1,639,568.70 = 792,114.60 : x
  2. Step 2: Convert to fraction form
    1,093,045.80/1,639,568.70 = 792,114.60/x
  3. Step 3: Cross multiply
    1,093,045.80x = 1,639,568.70 × 792,114.60
  4. Step 4: Simplify right side
    1,093,045.80x = 1,298,726,304,973.02
  5. Step 5: Solve for x
    x = 1,298,726,304,973.02/1,093,045.80
  6. Step 6: Final answer
    x = 1,188,171.90

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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.