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Finding the Third Proportional to 762,072.47 and 1,122,055.45

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Solution

The third proportional to 762,072.47 and 1,122,055.45 is: 1,652,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,072.47 : 1,122,055.45 = 1,122,055.45 : x
  2. Step 2: Convert to fraction form
    762,072.47/1,122,055.45 = 1,122,055.45/x
  3. Step 3: Cross multiply
    762,072.47x = 1,122,055.45 × 1,122,055.45
  4. Step 4: Simplify right side
    762,072.47x = 1,259,008,439,887.55
  5. Step 5: Solve for x
    x = 1,259,008,439,887.55/762,072.47
  6. Step 6: Final answer
    x = 1,652,084.93

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.