Home / 3,784,433.28-5,222,520-2,065,522.56

Finding the Fourth Proportional to 3,784,433.28, 5,222,520 and 2,065,522.56

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Solution

The fourth proportional to 3,784,433.28, 5,222,520 and 2,065,522.56 is: 2,850,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,433.28 : 5,222,520 = 2,065,522.56 : x
  2. Step 2: Convert to fraction form
    3,784,433.28/5,222,520 = 2,065,522.56/x
  3. Step 3: Cross multiply
    3,784,433.28x = 5,222,520 × 2,065,522.56
  4. Step 4: Simplify right side
    3,784,433.28x = 10,787,232,880,051.20
  5. Step 5: Solve for x
    x = 10,787,232,880,051.20/3,784,433.28
  6. Step 6: Final answer
    x = 2,850,422.26

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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.