Home / 1,213,425.14-1,674,524.72-669,560.49

Finding the Fourth Proportional to 1,213,425.14, 1,674,524.72 and 669,560.49

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Solution

The fourth proportional to 1,213,425.14, 1,674,524.72 and 669,560.49 is: 923,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,425.14 : 1,674,524.72 = 669,560.49 : x
  2. Step 2: Convert to fraction form
    1,213,425.14/1,674,524.72 = 669,560.49/x
  3. Step 3: Cross multiply
    1,213,425.14x = 1,674,524.72 × 669,560.49
  4. Step 4: Simplify right side
    1,213,425.14x = 1,121,195,588,692.51
  5. Step 5: Solve for x
    x = 1,121,195,588,692.51/1,213,425.14
  6. Step 6: Final answer
    x = 923,992.39

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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.