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Finding the Third Proportional to 518,812.50 and 1,136,040

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Solution

The third proportional to 518,812.50 and 1,136,040 is: 2,487,578.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,812.50 : 1,136,040 = 1,136,040 : x
  2. Step 2: Convert to fraction form
    518,812.50/1,136,040 = 1,136,040/x
  3. Step 3: Cross multiply
    518,812.50x = 1,136,040 × 1,136,040
  4. Step 4: Simplify right side
    518,812.50x = 1,290,586,881,600
  5. Step 5: Solve for x
    x = 1,290,586,881,600/518,812.50
  6. Step 6: Final answer
    x = 2,487,578.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.