Home / 1,182,396.69-1,619,889.44-1,138,116.42

Finding the Fourth Proportional to 1,182,396.69, 1,619,889.44 and 1,138,116.42

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Solution

The fourth proportional to 1,182,396.69, 1,619,889.44 and 1,138,116.42 is: 1,559,225.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,396.69 : 1,619,889.44 = 1,138,116.42 : x
  2. Step 2: Convert to fraction form
    1,182,396.69/1,619,889.44 = 1,138,116.42/x
  3. Step 3: Cross multiply
    1,182,396.69x = 1,619,889.44 × 1,138,116.42
  4. Step 4: Simplify right side
    1,182,396.69x = 1,843,622,764,558.02
  5. Step 5: Solve for x
    x = 1,843,622,764,558.02/1,182,396.69
  6. Step 6: Final answer
    x = 1,559,225.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.