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Finding the Third Proportional to 748,629 and 1,151,859

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Solution

The third proportional to 748,629 and 1,151,859 is: 1,772,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,629 : 1,151,859 = 1,151,859 : x
  2. Step 2: Convert to fraction form
    748,629/1,151,859 = 1,151,859/x
  3. Step 3: Cross multiply
    748,629x = 1,151,859 × 1,151,859
  4. Step 4: Simplify right side
    748,629x = 1,326,779,155,881
  5. Step 5: Solve for x
    x = 1,326,779,155,881/748,629
  6. Step 6: Final answer
    x = 1,772,278.60

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.