Home / 2,758,527.56-4,137,814.39-961,408.12

Finding the Fourth Proportional to 2,758,527.56, 4,137,814.39 and 961,408.12

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Solution

The fourth proportional to 2,758,527.56, 4,137,814.39 and 961,408.12 is: 1,442,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,527.56 : 4,137,814.39 = 961,408.12 : x
  2. Step 2: Convert to fraction form
    2,758,527.56/4,137,814.39 = 961,408.12/x
  3. Step 3: Cross multiply
    2,758,527.56x = 4,137,814.39 × 961,408.12
  4. Step 4: Simplify right side
    2,758,527.56x = 3,978,128,353,598.85
  5. Step 5: Solve for x
    x = 3,978,128,353,598.85/2,758,527.56
  6. Step 6: Final answer
    x = 1,442,120.21

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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.