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Finding the Third Proportional to 2,041,665.75 and 3,078,901.13

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Solution

The third proportional to 2,041,665.75 and 3,078,901.13 is: 4,643,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041,665.75 : 3,078,901.13 = 3,078,901.13 : x
  2. Step 2: Convert to fraction form
    2,041,665.75/3,078,901.13 = 3,078,901.13/x
  3. Step 3: Cross multiply
    2,041,665.75x = 3,078,901.13 × 3,078,901.13
  4. Step 4: Simplify right side
    2,041,665.75x = 9,479,632,137,526.27
  5. Step 5: Solve for x
    x = 9,479,632,137,526.27/2,041,665.75
  6. Step 6: Final answer
    x = 4,643,087.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.