Home / 2,515,501.25-3,922,719.75

Finding the Third Proportional to 2,515,501.25 and 3,922,719.75

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Solution

The third proportional to 2,515,501.25 and 3,922,719.75 is: 6,117,162.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,501.25 : 3,922,719.75 = 3,922,719.75 : x
  2. Step 2: Convert to fraction form
    2,515,501.25/3,922,719.75 = 3,922,719.75/x
  3. Step 3: Cross multiply
    2,515,501.25x = 3,922,719.75 × 3,922,719.75
  4. Step 4: Simplify right side
    2,515,501.25x = 15,387,730,237,040.06
  5. Step 5: Solve for x
    x = 15,387,730,237,040.06/2,515,501.25
  6. Step 6: Final answer
    x = 6,117,162.63

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.