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Finding the Third Proportional to 751,120 and 1,670,160

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Solution

The third proportional to 751,120 and 1,670,160 is: 3,713,700.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,120 : 1,670,160 = 1,670,160 : x
  2. Step 2: Convert to fraction form
    751,120/1,670,160 = 1,670,160/x
  3. Step 3: Cross multiply
    751,120x = 1,670,160 × 1,670,160
  4. Step 4: Simplify right side
    751,120x = 2,789,434,425,600
  5. Step 5: Solve for x
    x = 2,789,434,425,600/751,120
  6. Step 6: Final answer
    x = 3,713,700.11

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.