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Finding the Fourth Proportional to 1,824.45, 2,737.40 and 899.98

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Solution

The fourth proportional to 1,824.45, 2,737.40 and 899.98 is: 1,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.45 : 2,737.40 = 899.98 : x
  2. Step 2: Convert to fraction form
    1,824.45/2,737.40 = 899.98/x
  3. Step 3: Cross multiply
    1,824.45x = 2,737.40 × 899.98
  4. Step 4: Simplify right side
    1,824.45x = 2,463,605.25
  5. Step 5: Solve for x
    x = 2,463,605.25/1,824.45
  6. Step 6: Final answer
    x = 1,350.33

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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.