Home / 3,940,070.72-5,910,107.36-948,254.72

Finding the Fourth Proportional to 3,940,070.72, 5,910,107.36 and 948,254.72

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Solution

The fourth proportional to 3,940,070.72, 5,910,107.36 and 948,254.72 is: 1,422,382.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,070.72 : 5,910,107.36 = 948,254.72 : x
  2. Step 2: Convert to fraction form
    3,940,070.72/5,910,107.36 = 948,254.72/x
  3. Step 3: Cross multiply
    3,940,070.72x = 5,910,107.36 × 948,254.72
  4. Step 4: Simplify right side
    3,940,070.72x = 5,604,287,199,826.74
  5. Step 5: Solve for x
    x = 5,604,287,199,826.74/3,940,070.72
  6. Step 6: Final answer
    x = 1,422,382.39

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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.