Home / 3,880,532.88-5,355,300.96-2,161,654.56

Finding the Fourth Proportional to 3,880,532.88, 5,355,300.96 and 2,161,654.56

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Solution

The fourth proportional to 3,880,532.88, 5,355,300.96 and 2,161,654.56 is: 2,983,175.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,532.88 : 5,355,300.96 = 2,161,654.56 : x
  2. Step 2: Convert to fraction form
    3,880,532.88/5,355,300.96 = 2,161,654.56/x
  3. Step 3: Cross multiply
    3,880,532.88x = 5,355,300.96 × 2,161,654.56
  4. Step 4: Simplify right side
    3,880,532.88x = 11,576,310,740,356.38
  5. Step 5: Solve for x
    x = 11,576,310,740,356.38/3,880,532.88
  6. Step 6: Final answer
    x = 2,983,175.53

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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.