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Finding the Third Proportional to 1,028,445.61 and 2,214,934.88

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Solution

The third proportional to 1,028,445.61 and 2,214,934.88 is: 4,770,244.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,445.61 : 2,214,934.88 = 2,214,934.88 : x
  2. Step 2: Convert to fraction form
    1,028,445.61/2,214,934.88 = 2,214,934.88/x
  3. Step 3: Cross multiply
    1,028,445.61x = 2,214,934.88 × 2,214,934.88
  4. Step 4: Simplify right side
    1,028,445.61x = 4,905,936,500,491.27
  5. Step 5: Solve for x
    x = 4,905,936,500,491.27/1,028,445.61
  6. Step 6: Final answer
    x = 4,770,244.00

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.