Home / 1,304,651.39-1,800,433.51-723,885.03

Finding the Fourth Proportional to 1,304,651.39, 1,800,433.51 and 723,885.03

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Solution

The fourth proportional to 1,304,651.39, 1,800,433.51 and 723,885.03 is: 998,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,651.39 : 1,800,433.51 = 723,885.03 : x
  2. Step 2: Convert to fraction form
    1,304,651.39/1,800,433.51 = 723,885.03/x
  3. Step 3: Cross multiply
    1,304,651.39x = 1,800,433.51 × 723,885.03
  4. Step 4: Simplify right side
    1,304,651.39x = 1,303,306,863,589.64
  5. Step 5: Solve for x
    x = 1,303,306,863,589.64/1,304,651.39
  6. Step 6: Final answer
    x = 998,969.44

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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.