Home / 2,129,062.50-3,190,430.25

Finding the Third Proportional to 2,129,062.50 and 3,190,430.25

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Solution

The third proportional to 2,129,062.50 and 3,190,430.25 is: 4,780,904.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,062.50 : 3,190,430.25 = 3,190,430.25 : x
  2. Step 2: Convert to fraction form
    2,129,062.50/3,190,430.25 = 3,190,430.25/x
  3. Step 3: Cross multiply
    2,129,062.50x = 3,190,430.25 × 3,190,430.25
  4. Step 4: Simplify right side
    2,129,062.50x = 10,178,845,180,115.06
  5. Step 5: Solve for x
    x = 10,178,845,180,115.06/2,129,062.50
  6. Step 6: Final answer
    x = 4,780,904.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.