Home / 1,753,865.38-2,631,634.26-1,214,952.40

Finding the Fourth Proportional to 1,753,865.38, 2,631,634.26 and 1,214,952.40

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Solution

The fourth proportional to 1,753,865.38, 2,631,634.26 and 1,214,952.40 is: 1,823,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,865.38 : 2,631,634.26 = 1,214,952.40 : x
  2. Step 2: Convert to fraction form
    1,753,865.38/2,631,634.26 = 1,214,952.40/x
  3. Step 3: Cross multiply
    1,753,865.38x = 2,631,634.26 × 1,214,952.40
  4. Step 4: Simplify right side
    1,753,865.38x = 3,197,310,360,109.22
  5. Step 5: Solve for x
    x = 3,197,310,360,109.22/1,753,865.38
  6. Step 6: Final answer
    x = 1,823,007.85

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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.