Home / 3,230,426.08-4,458,183.12-1,780,119.04

Finding the Fourth Proportional to 3,230,426.08, 4,458,183.12 and 1,780,119.04

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Solution

The fourth proportional to 3,230,426.08, 4,458,183.12 and 1,780,119.04 is: 2,456,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,426.08 : 4,458,183.12 = 1,780,119.04 : x
  2. Step 2: Convert to fraction form
    3,230,426.08/4,458,183.12 = 1,780,119.04/x
  3. Step 3: Cross multiply
    3,230,426.08x = 4,458,183.12 × 1,780,119.04
  4. Step 4: Simplify right side
    3,230,426.08x = 7,936,096,655,718.61
  5. Step 5: Solve for x
    x = 7,936,096,655,718.61/3,230,426.08
  6. Step 6: Final answer
    x = 2,456,671.80

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1.5x scale

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.