Home / 1,226,770.88-1,840,229.83-385,322.63

Finding the Fourth Proportional to 1,226,770.88, 1,840,229.83 and 385,322.63

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Solution

The fourth proportional to 1,226,770.88, 1,840,229.83 and 385,322.63 is: 578,007.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,770.88 : 1,840,229.83 = 385,322.63 : x
  2. Step 2: Convert to fraction form
    1,226,770.88/1,840,229.83 = 385,322.63/x
  3. Step 3: Cross multiply
    1,226,770.88x = 1,840,229.83 × 385,322.63
  4. Step 4: Simplify right side
    1,226,770.88x = 709,082,197,900.05
  5. Step 5: Solve for x
    x = 709,082,197,900.05/1,226,770.88
  6. Step 6: Final answer
    x = 578,007.03

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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.