Home / 2,471,927.80-3,707,891.70-789,201.40

Finding the Fourth Proportional to 2,471,927.80, 3,707,891.70 and 789,201.40

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Solution

The fourth proportional to 2,471,927.80, 3,707,891.70 and 789,201.40 is: 1,183,802.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,927.80 : 3,707,891.70 = 789,201.40 : x
  2. Step 2: Convert to fraction form
    2,471,927.80/3,707,891.70 = 789,201.40/x
  3. Step 3: Cross multiply
    2,471,927.80x = 3,707,891.70 × 789,201.40
  4. Step 4: Simplify right side
    2,471,927.80x = 2,926,273,320,688.38
  5. Step 5: Solve for x
    x = 2,926,273,320,688.38/2,471,927.80
  6. Step 6: Final answer
    x = 1,183,802.10

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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.