Home / 3,123,719.44-4,718,862.56

Finding the Third Proportional to 3,123,719.44 and 4,718,862.56

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Solution

The third proportional to 3,123,719.44 and 4,718,862.56 is: 7,128,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,719.44 : 4,718,862.56 = 4,718,862.56 : x
  2. Step 2: Convert to fraction form
    3,123,719.44/4,718,862.56 = 4,718,862.56/x
  3. Step 3: Cross multiply
    3,123,719.44x = 4,718,862.56 × 4,718,862.56
  4. Step 4: Simplify right side
    3,123,719.44x = 22,267,663,883,764.07
  5. Step 5: Solve for x
    x = 22,267,663,883,764.07/3,123,719.44
  6. Step 6: Final answer
    x = 7,128,573.59

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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.