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Finding the Third Proportional to 2,130,752 and 4,577,720

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Solution

The third proportional to 2,130,752 and 4,577,720 is: 9,834,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,752 : 4,577,720 = 4,577,720 : x
  2. Step 2: Convert to fraction form
    2,130,752/4,577,720 = 4,577,720/x
  3. Step 3: Cross multiply
    2,130,752x = 4,577,720 × 4,577,720
  4. Step 4: Simplify right side
    2,130,752x = 20,955,520,398,400
  5. Step 5: Solve for x
    x = 20,955,520,398,400/2,130,752
  6. Step 6: Final answer
    x = 9,834,800.30

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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.