Home / 2,810,872.33-4,216,231.95-789,132.98

Finding the Fourth Proportional to 2,810,872.33, 4,216,231.95 and 789,132.98

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Solution

The fourth proportional to 2,810,872.33, 4,216,231.95 and 789,132.98 is: 1,183,677.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,872.33 : 4,216,231.95 = 789,132.98 : x
  2. Step 2: Convert to fraction form
    2,810,872.33/4,216,231.95 = 789,132.98/x
  3. Step 3: Cross multiply
    2,810,872.33x = 4,216,231.95 × 789,132.98
  4. Step 4: Simplify right side
    2,810,872.33x = 3,327,167,690,656.04
  5. Step 5: Solve for x
    x = 3,327,167,690,656.04/2,810,872.33
  6. Step 6: Final answer
    x = 1,183,677.98

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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.