Home / 3,784,122.10-5,222,102.97-2,065,280.50

Finding the Fourth Proportional to 3,784,122.10, 5,222,102.97 and 2,065,280.50

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Solution

The fourth proportional to 3,784,122.10, 5,222,102.97 and 2,065,280.50 is: 2,850,094.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,122.10 : 5,222,102.97 = 2,065,280.50 : x
  2. Step 2: Convert to fraction form
    3,784,122.10/5,222,102.97 = 2,065,280.50/x
  3. Step 3: Cross multiply
    3,784,122.10x = 5,222,102.97 × 2,065,280.50
  4. Step 4: Simplify right side
    3,784,122.10x = 10,785,107,432,933.08
  5. Step 5: Solve for x
    x = 10,785,107,432,933.08/3,784,122.10
  6. Step 6: Final answer
    x = 2,850,094.99

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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.