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Finding the Third Proportional to 1,226,878.52 and 2,620,760.70

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Solution

The third proportional to 1,226,878.52 and 2,620,760.70 is: 5,598,261.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,878.52 : 2,620,760.70 = 2,620,760.70 : x
  2. Step 2: Convert to fraction form
    1,226,878.52/2,620,760.70 = 2,620,760.70/x
  3. Step 3: Cross multiply
    1,226,878.52x = 2,620,760.70 × 2,620,760.70
  4. Step 4: Simplify right side
    1,226,878.52x = 6,868,386,622,094.86
  5. Step 5: Solve for x
    x = 6,868,386,622,094.86/1,226,878.52
  6. Step 6: Final answer
    x = 5,598,261.35

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.