Home / 3,784,123.85-5,222,105.39-2,065,282.25

Finding the Fourth Proportional to 3,784,123.85, 5,222,105.39 and 2,065,282.25

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Solution

The fourth proportional to 3,784,123.85, 5,222,105.39 and 2,065,282.25 is: 2,850,097.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,123.85 : 5,222,105.39 = 2,065,282.25 : x
  2. Step 2: Convert to fraction form
    3,784,123.85/5,222,105.39 = 2,065,282.25/x
  3. Step 3: Cross multiply
    3,784,123.85x = 5,222,105.39 × 2,065,282.25
  4. Step 4: Simplify right side
    3,784,123.85x = 10,785,121,559,269.92
  5. Step 5: Solve for x
    x = 10,785,121,559,269.92/3,784,123.85
  6. Step 6: Final answer
    x = 2,850,097.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.