Home / 1,205,576.51-1,808,679.91-699,651.14

Finding the Fourth Proportional to 1,205,576.51, 1,808,679.91 and 699,651.14

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Solution

The fourth proportional to 1,205,576.51, 1,808,679.91 and 699,651.14 is: 1,049,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,576.51 : 1,808,679.91 = 699,651.14 : x
  2. Step 2: Convert to fraction form
    1,205,576.51/1,808,679.91 = 699,651.14/x
  3. Step 3: Cross multiply
    1,205,576.51x = 1,808,679.91 × 699,651.14
  4. Step 4: Simplify right side
    1,205,576.51x = 1,265,444,951,883.20
  5. Step 5: Solve for x
    x = 1,265,444,951,883.20/1,205,576.51
  6. Step 6: Final answer
    x = 1,049,659.60

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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.