Home / 1,287,089.37-1,947,241.27

Finding the Third Proportional to 1,287,089.37 and 1,947,241.27

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Solution

The third proportional to 1,287,089.37 and 1,947,241.27 is: 2,945,987.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,287,089.37 : 1,947,241.27 = 1,947,241.27 : x
  2. Step 2: Convert to fraction form
    1,287,089.37/1,947,241.27 = 1,947,241.27/x
  3. Step 3: Cross multiply
    1,287,089.37x = 1,947,241.27 × 1,947,241.27
  4. Step 4: Simplify right side
    1,287,089.37x = 3,791,748,546,552.85
  5. Step 5: Solve for x
    x = 3,791,748,546,552.85/1,287,089.37
  6. Step 6: Final answer
    x = 2,945,987.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.