Home / 1,826,943.08-2,740,217.76-479,240.78

Finding the Fourth Proportional to 1,826,943.08, 2,740,217.76 and 479,240.78

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Solution

The fourth proportional to 1,826,943.08, 2,740,217.76 and 479,240.78 is: 718,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,943.08 : 2,740,217.76 = 479,240.78 : x
  2. Step 2: Convert to fraction form
    1,826,943.08/2,740,217.76 = 479,240.78/x
  3. Step 3: Cross multiply
    1,826,943.08x = 2,740,217.76 × 479,240.78
  4. Step 4: Simplify right side
    1,826,943.08x = 1,313,224,096,672.25
  5. Step 5: Solve for x
    x = 1,313,224,096,672.25/1,826,943.08
  6. Step 6: Final answer
    x = 718,809.53

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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.