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Finding the Third Proportional to 1,434,893.48 and 3,149,688.38

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Solution

The third proportional to 1,434,893.48 and 3,149,688.38 is: 6,913,779.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,893.48 : 3,149,688.38 = 3,149,688.38 : x
  2. Step 2: Convert to fraction form
    1,434,893.48/3,149,688.38 = 3,149,688.38/x
  3. Step 3: Cross multiply
    1,434,893.48x = 3,149,688.38 × 3,149,688.38
  4. Step 4: Simplify right side
    1,434,893.48x = 9,920,536,859,610.14
  5. Step 5: Solve for x
    x = 9,920,536,859,610.14/1,434,893.48
  6. Step 6: Final answer
    x = 6,913,779.29

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.