Home / 1,489,615.31-3,157,977.38

Finding the Third Proportional to 1,489,615.31 and 3,157,977.38

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Solution

The third proportional to 1,489,615.31 and 3,157,977.38 is: 6,694,897.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,615.31 : 3,157,977.38 = 3,157,977.38 : x
  2. Step 2: Convert to fraction form
    1,489,615.31/3,157,977.38 = 3,157,977.38/x
  3. Step 3: Cross multiply
    1,489,615.31x = 3,157,977.38 × 3,157,977.38
  4. Step 4: Simplify right side
    1,489,615.31x = 9,972,821,101,011.89
  5. Step 5: Solve for x
    x = 9,972,821,101,011.89/1,489,615.31
  6. Step 6: Final answer
    x = 6,694,897.01

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.