Home / 1,216,062.30-1,824,168.66-406,519.56

Finding the Fourth Proportional to 1,216,062.30, 1,824,168.66 and 406,519.56

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Solution

The fourth proportional to 1,216,062.30, 1,824,168.66 and 406,519.56 is: 609,804.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,062.30 : 1,824,168.66 = 406,519.56 : x
  2. Step 2: Convert to fraction form
    1,216,062.30/1,824,168.66 = 406,519.56/x
  3. Step 3: Cross multiply
    1,216,062.30x = 1,824,168.66 × 406,519.56
  4. Step 4: Simplify right side
    1,216,062.30x = 741,560,241,028.99
  5. Step 5: Solve for x
    x = 741,560,241,028.99/1,216,062.30
  6. Step 6: Final answer
    x = 609,804.48

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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.