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Finding the Third Proportional to 832,328 and 1,260,576

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Solution

The third proportional to 832,328 and 1,260,576 is: 1,909,165.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,328 : 1,260,576 = 1,260,576 : x
  2. Step 2: Convert to fraction form
    832,328/1,260,576 = 1,260,576/x
  3. Step 3: Cross multiply
    832,328x = 1,260,576 × 1,260,576
  4. Step 4: Simplify right side
    832,328x = 1,589,051,851,776
  5. Step 5: Solve for x
    x = 1,589,051,851,776/832,328
  6. Step 6: Final answer
    x = 1,909,165.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.