Home / 3,167,619.66-4,371,258-1,790,939.61

Finding the Fourth Proportional to 3,167,619.66, 4,371,258 and 1,790,939.61

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Solution

The fourth proportional to 3,167,619.66, 4,371,258 and 1,790,939.61 is: 2,471,464.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,619.66 : 4,371,258 = 1,790,939.61 : x
  2. Step 2: Convert to fraction form
    3,167,619.66/4,371,258 = 1,790,939.61/x
  3. Step 3: Cross multiply
    3,167,619.66x = 4,371,258 × 1,790,939.61
  4. Step 4: Simplify right side
    3,167,619.66x = 7,828,659,097,729.38
  5. Step 5: Solve for x
    x = 7,828,659,097,729.38/3,167,619.66
  6. Step 6: Final answer
    x = 2,471,464.36

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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.