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Finding the Third Proportional to 754,143 and 1,585,845

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Solution

The third proportional to 754,143 and 1,585,845 is: 3,334,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,143 : 1,585,845 = 1,585,845 : x
  2. Step 2: Convert to fraction form
    754,143/1,585,845 = 1,585,845/x
  3. Step 3: Cross multiply
    754,143x = 1,585,845 × 1,585,845
  4. Step 4: Simplify right side
    754,143x = 2,514,904,364,025
  5. Step 5: Solve for x
    x = 2,514,904,364,025/754,143
  6. Step 6: Final answer
    x = 3,334,784.47

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.