Home / 1,508,769.93-2,082,039.12-855,439.92

Finding the Fourth Proportional to 1,508,769.93, 2,082,039.12 and 855,439.92

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Solution

The fourth proportional to 1,508,769.93, 2,082,039.12 and 855,439.92 is: 1,180,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,769.93 : 2,082,039.12 = 855,439.92 : x
  2. Step 2: Convert to fraction form
    1,508,769.93/2,082,039.12 = 855,439.92/x
  3. Step 3: Cross multiply
    1,508,769.93x = 2,082,039.12 × 855,439.92
  4. Step 4: Simplify right side
    1,508,769.93x = 1,781,059,378,249.67
  5. Step 5: Solve for x
    x = 1,781,059,378,249.67/1,508,769.93
  6. Step 6: Final answer
    x = 1,180,471.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.