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Finding the Third Proportional to 1,221,321 and 2,604,952.50

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Solution

The third proportional to 1,221,321 and 2,604,952.50 is: 5,556,096.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,321 : 2,604,952.50 = 2,604,952.50 : x
  2. Step 2: Convert to fraction form
    1,221,321/2,604,952.50 = 2,604,952.50/x
  3. Step 3: Cross multiply
    1,221,321x = 2,604,952.50 × 2,604,952.50
  4. Step 4: Simplify right side
    1,221,321x = 6,785,777,527,256.25
  5. Step 5: Solve for x
    x = 6,785,777,527,256.25/1,221,321
  6. Step 6: Final answer
    x = 5,556,096.66

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.