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Finding the Third Proportional to 630,255 and 1,382,955

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Solution

The third proportional to 630,255 and 1,382,955 is: 3,034,588.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,255 : 1,382,955 = 1,382,955 : x
  2. Step 2: Convert to fraction form
    630,255/1,382,955 = 1,382,955/x
  3. Step 3: Cross multiply
    630,255x = 1,382,955 × 1,382,955
  4. Step 4: Simplify right side
    630,255x = 1,912,564,532,025
  5. Step 5: Solve for x
    x = 1,912,564,532,025/630,255
  6. Step 6: Final answer
    x = 3,034,588.43

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.