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Finding the Third Proportional to 891,237.94 and 1,945,779.47

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Solution

The third proportional to 891,237.94 and 1,945,779.47 is: 4,248,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,237.94 : 1,945,779.47 = 1,945,779.47 : x
  2. Step 2: Convert to fraction form
    891,237.94/1,945,779.47 = 1,945,779.47/x
  3. Step 3: Cross multiply
    891,237.94x = 1,945,779.47 × 1,945,779.47
  4. Step 4: Simplify right side
    891,237.94x = 3,786,057,741,009.03
  5. Step 5: Solve for x
    x = 3,786,057,741,009.03/891,237.94
  6. Step 6: Final answer
    x = 4,248,088.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.