Home / 2,690,460.72-4,035,705.66-797,218.56

Finding the Fourth Proportional to 2,690,460.72, 4,035,705.66 and 797,218.56

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Solution

The fourth proportional to 2,690,460.72, 4,035,705.66 and 797,218.56 is: 1,195,832.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,460.72 : 4,035,705.66 = 797,218.56 : x
  2. Step 2: Convert to fraction form
    2,690,460.72/4,035,705.66 = 797,218.56/x
  3. Step 3: Cross multiply
    2,690,460.72x = 4,035,705.66 × 797,218.56
  4. Step 4: Simplify right side
    2,690,460.72x = 3,217,339,454,849.05
  5. Step 5: Solve for x
    x = 3,217,339,454,849.05/2,690,460.72
  6. Step 6: Final answer
    x = 1,195,832.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.