Home / 1,352,184.51-1,866,163.00-862,171.44

Finding the Fourth Proportional to 1,352,184.51, 1,866,163.00 and 862,171.44

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Solution

The fourth proportional to 1,352,184.51, 1,866,163.00 and 862,171.44 is: 1,189,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,184.51 : 1,866,163.00 = 862,171.44 : x
  2. Step 2: Convert to fraction form
    1,352,184.51/1,866,163.00 = 862,171.44/x
  3. Step 3: Cross multiply
    1,352,184.51x = 1,866,163.00 × 862,171.44
  4. Step 4: Simplify right side
    1,352,184.51x = 1,608,952,443,944.92
  5. Step 5: Solve for x
    x = 1,608,952,443,944.92/1,352,184.51
  6. Step 6: Final answer
    x = 1,189,891.20

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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.