Home / 3,172,632.64-4,377,771.07-1,814,243.20

Finding the Fourth Proportional to 3,172,632.64, 4,377,771.07 and 1,814,243.20

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Solution

The fourth proportional to 3,172,632.64, 4,377,771.07 and 1,814,243.20 is: 2,503,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,632.64 : 4,377,771.07 = 1,814,243.20 : x
  2. Step 2: Convert to fraction form
    3,172,632.64/4,377,771.07 = 1,814,243.20/x
  3. Step 3: Cross multiply
    3,172,632.64x = 4,377,771.07 × 1,814,243.20
  4. Step 4: Simplify right side
    3,172,632.64x = 7,942,341,394,904.23
  5. Step 5: Solve for x
    x = 7,942,341,394,904.23/3,172,632.64
  6. Step 6: Final answer
    x = 2,503,391.44

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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.