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Finding the Third Proportional to 2,900,520 and 6,220,800

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Solution

The third proportional to 2,900,520 and 6,220,800 is: 13,341,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,520 : 6,220,800 = 6,220,800 : x
  2. Step 2: Convert to fraction form
    2,900,520/6,220,800 = 6,220,800/x
  3. Step 3: Cross multiply
    2,900,520x = 6,220,800 × 6,220,800
  4. Step 4: Simplify right side
    2,900,520x = 38,698,352,640,000
  5. Step 5: Solve for x
    x = 38,698,352,640,000/2,900,520
  6. Step 6: Final answer
    x = 13,341,867.20

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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.