Home / 1,213,424.80-1,674,524.26-669,560.16

Finding the Fourth Proportional to 1,213,424.80, 1,674,524.26 and 669,560.16

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Solution

The fourth proportional to 1,213,424.80, 1,674,524.26 and 669,560.16 is: 923,991.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,424.80 : 1,674,524.26 = 669,560.16 : x
  2. Step 2: Convert to fraction form
    1,213,424.80/1,674,524.26 = 669,560.16/x
  3. Step 3: Cross multiply
    1,213,424.80x = 1,674,524.26 × 669,560.16
  4. Step 4: Simplify right side
    1,213,424.80x = 1,121,194,731,449.48
  5. Step 5: Solve for x
    x = 1,121,194,731,449.48/1,213,424.80
  6. Step 6: Final answer
    x = 923,991.94

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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.