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Finding the Third Proportional to 900,131 and 2,124,845

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Solution

The third proportional to 900,131 and 2,124,845 is: 5,015,899.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,131 : 2,124,845 = 2,124,845 : x
  2. Step 2: Convert to fraction form
    900,131/2,124,845 = 2,124,845/x
  3. Step 3: Cross multiply
    900,131x = 2,124,845 × 2,124,845
  4. Step 4: Simplify right side
    900,131x = 4,514,966,274,025
  5. Step 5: Solve for x
    x = 4,514,966,274,025/900,131
  6. Step 6: Final answer
    x = 5,015,899.10

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.