Home / 1,382,550.74-2,073,826.38-435,995.54

Finding the Fourth Proportional to 1,382,550.74, 2,073,826.38 and 435,995.54

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Solution

The fourth proportional to 1,382,550.74, 2,073,826.38 and 435,995.54 is: 653,993.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,550.74 : 2,073,826.38 = 435,995.54 : x
  2. Step 2: Convert to fraction form
    1,382,550.74/2,073,826.38 = 435,995.54/x
  3. Step 3: Cross multiply
    1,382,550.74x = 2,073,826.38 × 435,995.54
  4. Step 4: Simplify right side
    1,382,550.74x = 904,179,052,414.35
  5. Step 5: Solve for x
    x = 904,179,052,414.35/1,382,550.74
  6. Step 6: Final answer
    x = 653,993.40

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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.