Home / 1,079,558.80-1,619,532.60-448,536.40

Finding the Fourth Proportional to 1,079,558.80, 1,619,532.60 and 448,536.40

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Solution

The fourth proportional to 1,079,558.80, 1,619,532.60 and 448,536.40 is: 672,885.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,558.80 : 1,619,532.60 = 448,536.40 : x
  2. Step 2: Convert to fraction form
    1,079,558.80/1,619,532.60 = 448,536.40/x
  3. Step 3: Cross multiply
    1,079,558.80x = 1,619,532.60 × 448,536.40
  4. Step 4: Simplify right side
    1,079,558.80x = 726,419,322,086.64
  5. Step 5: Solve for x
    x = 726,419,322,086.64/1,079,558.80
  6. Step 6: Final answer
    x = 672,885.37

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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.