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Finding the Third Proportional to 646,759 and 1,360,554.50

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Solution

The third proportional to 646,759 and 1,360,554.50 is: 2,862,130.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,759 : 1,360,554.50 = 1,360,554.50 : x
  2. Step 2: Convert to fraction form
    646,759/1,360,554.50 = 1,360,554.50/x
  3. Step 3: Cross multiply
    646,759x = 1,360,554.50 × 1,360,554.50
  4. Step 4: Simplify right side
    646,759x = 1,851,108,547,470.25
  5. Step 5: Solve for x
    x = 1,851,108,547,470.25/646,759
  6. Step 6: Final answer
    x = 2,862,130.33

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.