Home / 1,079,854.22-1,620,081.70-472,534.32

Finding the Fourth Proportional to 1,079,854.22, 1,620,081.70 and 472,534.32

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Solution

The fourth proportional to 1,079,854.22, 1,620,081.70 and 472,534.32 is: 708,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,854.22 : 1,620,081.70 = 472,534.32 : x
  2. Step 2: Convert to fraction form
    1,079,854.22/1,620,081.70 = 472,534.32/x
  3. Step 3: Cross multiply
    1,079,854.22x = 1,620,081.70 × 472,534.32
  4. Step 4: Simplify right side
    1,079,854.22x = 765,544,204,453.94
  5. Step 5: Solve for x
    x = 765,544,204,453.94/1,079,854.22
  6. Step 6: Final answer
    x = 708,932.92

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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.