Home / 1,445,868.56-3,140,638.31

Finding the Third Proportional to 1,445,868.56 and 3,140,638.31

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Solution

The third proportional to 1,445,868.56 and 3,140,638.31 is: 6,821,926.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,868.56 : 3,140,638.31 = 3,140,638.31 : x
  2. Step 2: Convert to fraction form
    1,445,868.56/3,140,638.31 = 3,140,638.31/x
  3. Step 3: Cross multiply
    1,445,868.56x = 3,140,638.31 × 3,140,638.31
  4. Step 4: Simplify right side
    1,445,868.56x = 9,863,609,009,942.85
  5. Step 5: Solve for x
    x = 9,863,609,009,942.85/1,445,868.56
  6. Step 6: Final answer
    x = 6,821,926.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.