Home / 1,812,849.48-2,720,472.11-853,579.44

Finding the Fourth Proportional to 1,812,849.48, 2,720,472.11 and 853,579.44

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Solution

The fourth proportional to 1,812,849.48, 2,720,472.11 and 853,579.44 is: 1,280,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,849.48 : 2,720,472.11 = 853,579.44 : x
  2. Step 2: Convert to fraction form
    1,812,849.48/2,720,472.11 = 853,579.44/x
  3. Step 3: Cross multiply
    1,812,849.48x = 2,720,472.11 × 853,579.44
  4. Step 4: Simplify right side
    1,812,849.48x = 2,322,139,055,921.52
  5. Step 5: Solve for x
    x = 2,322,139,055,921.52/1,812,849.48
  6. Step 6: Final answer
    x = 1,280,933.18

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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.