Home / 1,240,621.31-1,897,427.53

Finding the Third Proportional to 1,240,621.31 and 1,897,427.53

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Solution

The third proportional to 1,240,621.31 and 1,897,427.53 is: 2,901,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,621.31 : 1,897,427.53 = 1,897,427.53 : x
  2. Step 2: Convert to fraction form
    1,240,621.31/1,897,427.53 = 1,897,427.53/x
  3. Step 3: Cross multiply
    1,240,621.31x = 1,897,427.53 × 1,897,427.53
  4. Step 4: Simplify right side
    1,240,621.31x = 3,600,231,236,345.47
  5. Step 5: Solve for x
    x = 3,600,231,236,345.47/1,240,621.31
  6. Step 6: Final answer
    x = 2,901,958.24

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.