Home / 2,036,524.88-2,810,313.43-1,221,178.48

Finding the Fourth Proportional to 2,036,524.88, 2,810,313.43 and 1,221,178.48

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Solution

The fourth proportional to 2,036,524.88, 2,810,313.43 and 1,221,178.48 is: 1,685,171.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036,524.88 : 2,810,313.43 = 1,221,178.48 : x
  2. Step 2: Convert to fraction form
    2,036,524.88/2,810,313.43 = 1,221,178.48/x
  3. Step 3: Cross multiply
    2,036,524.88x = 2,810,313.43 × 1,221,178.48
  4. Step 4: Simplify right side
    2,036,524.88x = 3,431,894,272,692.26
  5. Step 5: Solve for x
    x = 3,431,894,272,692.26/2,036,524.88
  6. Step 6: Final answer
    x = 1,685,171.79

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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.