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Finding the Third Proportional to 1,445,457 and 3,112,905

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Solution

The third proportional to 1,445,457 and 3,112,905 is: 6,703,885.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,457 : 3,112,905 = 3,112,905 : x
  2. Step 2: Convert to fraction form
    1,445,457/3,112,905 = 3,112,905/x
  3. Step 3: Cross multiply
    1,445,457x = 3,112,905 × 3,112,905
  4. Step 4: Simplify right side
    1,445,457x = 9,690,177,539,025
  5. Step 5: Solve for x
    x = 9,690,177,539,025/1,445,457
  6. Step 6: Final answer
    x = 6,703,885.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.