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Finding the Third Proportional to 1,012,645.13 and 2,390,445

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Solution

The third proportional to 1,012,645.13 and 2,390,445 is: 5,642,872.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,645.13 : 2,390,445 = 2,390,445 : x
  2. Step 2: Convert to fraction form
    1,012,645.13/2,390,445 = 2,390,445/x
  3. Step 3: Cross multiply
    1,012,645.13x = 2,390,445 × 2,390,445
  4. Step 4: Simplify right side
    1,012,645.13x = 5,714,227,298,025
  5. Step 5: Solve for x
    x = 5,714,227,298,025/1,012,645.13
  6. Step 6: Final answer
    x = 5,642,872.47

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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.