Home / 3,784,286.48-5,677,177.52-1,388,153.44

Finding the Fourth Proportional to 3,784,286.48, 5,677,177.52 and 1,388,153.44

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Solution

The fourth proportional to 3,784,286.48, 5,677,177.52 and 1,388,153.44 is: 2,082,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,286.48 : 5,677,177.52 = 1,388,153.44 : x
  2. Step 2: Convert to fraction form
    3,784,286.48/5,677,177.52 = 1,388,153.44/x
  3. Step 3: Cross multiply
    3,784,286.48x = 5,677,177.52 × 1,388,153.44
  4. Step 4: Simplify right side
    3,784,286.48x = 7,880,793,503,878.67
  5. Step 5: Solve for x
    x = 7,880,793,503,878.67/3,784,286.48
  6. Step 6: Final answer
    x = 2,082,504.47

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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.