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Finding the Third Proportional to 610,556 and 1,326,200

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Solution

The third proportional to 610,556 and 1,326,200 is: 2,880,663.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,556 : 1,326,200 = 1,326,200 : x
  2. Step 2: Convert to fraction form
    610,556/1,326,200 = 1,326,200/x
  3. Step 3: Cross multiply
    610,556x = 1,326,200 × 1,326,200
  4. Step 4: Simplify right side
    610,556x = 1,758,806,440,000
  5. Step 5: Solve for x
    x = 1,758,806,440,000/610,556
  6. Step 6: Final answer
    x = 2,880,663.59

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.