Home / 2,471,765.80-3,707,648.70-789,039.40

Finding the Fourth Proportional to 2,471,765.80, 3,707,648.70 and 789,039.40

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Solution

The fourth proportional to 2,471,765.80, 3,707,648.70 and 789,039.40 is: 1,183,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,765.80 : 3,707,648.70 = 789,039.40 : x
  2. Step 2: Convert to fraction form
    2,471,765.80/3,707,648.70 = 789,039.40/x
  3. Step 3: Cross multiply
    2,471,765.80x = 3,707,648.70 × 789,039.40
  4. Step 4: Simplify right side
    2,471,765.80x = 2,925,480,905,658.78
  5. Step 5: Solve for x
    x = 2,925,480,905,658.78/2,471,765.80
  6. Step 6: Final answer
    x = 1,183,559.10

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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.