Home / 1,445,865.19-3,140,630.72

Finding the Third Proportional to 1,445,865.19 and 3,140,630.72

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Solution

The third proportional to 1,445,865.19 and 3,140,630.72 is: 6,821,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,865.19 : 3,140,630.72 = 3,140,630.72 : x
  2. Step 2: Convert to fraction form
    1,445,865.19/3,140,630.72 = 3,140,630.72/x
  3. Step 3: Cross multiply
    1,445,865.19x = 3,140,630.72 × 3,140,630.72
  4. Step 4: Simplify right side
    1,445,865.19x = 9,863,561,311,556.14
  5. Step 5: Solve for x
    x = 9,863,561,311,556.14/1,445,865.19
  6. Step 6: Final answer
    x = 6,821,909.40

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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.