Home / 1,235,855.67-1,853,789.67-437,137.95

Finding the Fourth Proportional to 1,235,855.67, 1,853,789.67 and 437,137.95

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Solution

The fourth proportional to 1,235,855.67, 1,853,789.67 and 437,137.95 is: 655,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,855.67 : 1,853,789.67 = 437,137.95 : x
  2. Step 2: Convert to fraction form
    1,235,855.67/1,853,789.67 = 437,137.95/x
  3. Step 3: Cross multiply
    1,235,855.67x = 1,853,789.67 × 437,137.95
  4. Step 4: Simplify right side
    1,235,855.67x = 810,361,816,074.98
  5. Step 5: Solve for x
    x = 810,361,816,074.98/1,235,855.67
  6. Step 6: Final answer
    x = 655,709.11

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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.