Home / 1,329,052.80-1,993,884.48-382,431.36

Finding the Fourth Proportional to 1,329,052.80, 1,993,884.48 and 382,431.36

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Solution

The fourth proportional to 1,329,052.80, 1,993,884.48 and 382,431.36 is: 573,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,052.80 : 1,993,884.48 = 382,431.36 : x
  2. Step 2: Convert to fraction form
    1,329,052.80/1,993,884.48 = 382,431.36/x
  3. Step 3: Cross multiply
    1,329,052.80x = 1,993,884.48 × 382,431.36
  4. Step 4: Simplify right side
    1,329,052.80x = 762,523,953,369.29
  5. Step 5: Solve for x
    x = 762,523,953,369.29/1,329,052.80
  6. Step 6: Final answer
    x = 573,734.88

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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.