Home / 2,916,620.72-4,025,781.48-1,693,201.04

Finding the Fourth Proportional to 2,916,620.72, 4,025,781.48 and 1,693,201.04

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Solution

The fourth proportional to 2,916,620.72, 4,025,781.48 and 1,693,201.04 is: 2,337,107.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,620.72 : 4,025,781.48 = 1,693,201.04 : x
  2. Step 2: Convert to fraction form
    2,916,620.72/4,025,781.48 = 1,693,201.04/x
  3. Step 3: Cross multiply
    2,916,620.72x = 4,025,781.48 × 1,693,201.04
  4. Step 4: Simplify right side
    2,916,620.72x = 6,816,457,388,748.74
  5. Step 5: Solve for x
    x = 6,816,457,388,748.74/2,916,620.72
  6. Step 6: Final answer
    x = 2,337,107.92

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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.