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Finding the Third Proportional to 1,313,050.81 and 2,856,161.88

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Solution

The third proportional to 1,313,050.81 and 2,856,161.88 is: 6,212,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,050.81 : 2,856,161.88 = 2,856,161.88 : x
  2. Step 2: Convert to fraction form
    1,313,050.81/2,856,161.88 = 2,856,161.88/x
  3. Step 3: Cross multiply
    1,313,050.81x = 2,856,161.88 × 2,856,161.88
  4. Step 4: Simplify right side
    1,313,050.81x = 8,157,660,656,203.52
  5. Step 5: Solve for x
    x = 8,157,660,656,203.52/1,313,050.81
  6. Step 6: Final answer
    x = 6,212,753.21

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.