Home / 3,781,030.32-5,674,067.28-1,961,072.78

Finding the Fourth Proportional to 3,781,030.32, 5,674,067.28 and 1,961,072.78

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Solution

The fourth proportional to 3,781,030.32, 5,674,067.28 and 1,961,072.78 is: 2,942,917.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,030.32 : 5,674,067.28 = 1,961,072.78 : x
  2. Step 2: Convert to fraction form
    3,781,030.32/5,674,067.28 = 1,961,072.78/x
  3. Step 3: Cross multiply
    3,781,030.32x = 5,674,067.28 × 1,961,072.78
  4. Step 4: Simplify right side
    3,781,030.32x = 11,127,258,866,326.30
  5. Step 5: Solve for x
    x = 11,127,258,866,326.30/3,781,030.32
  6. Step 6: Final answer
    x = 2,942,917.12

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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.