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Finding the Third Proportional to 830,046 and 1,221,331

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Solution

The third proportional to 830,046 and 1,221,331 is: 1,797,068.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,046 : 1,221,331 = 1,221,331 : x
  2. Step 2: Convert to fraction form
    830,046/1,221,331 = 1,221,331/x
  3. Step 3: Cross multiply
    830,046x = 1,221,331 × 1,221,331
  4. Step 4: Simplify right side
    830,046x = 1,491,649,411,561
  5. Step 5: Solve for x
    x = 1,491,649,411,561/830,046
  6. Step 6: Final answer
    x = 1,797,068.37

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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.