Home / 2,590,986.26-3,886,977.53-993,424.75

Finding the Fourth Proportional to 2,590,986.26, 3,886,977.53 and 993,424.75

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Solution

The fourth proportional to 2,590,986.26, 3,886,977.53 and 993,424.75 is: 1,490,328.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,986.26 : 3,886,977.53 = 993,424.75 : x
  2. Step 2: Convert to fraction form
    2,590,986.26/3,886,977.53 = 993,424.75/x
  3. Step 3: Cross multiply
    2,590,986.26x = 3,886,977.53 × 993,424.75
  4. Step 4: Simplify right side
    2,590,986.26x = 3,861,419,673,761.99
  5. Step 5: Solve for x
    x = 3,861,419,673,761.99/2,590,986.26
  6. Step 6: Final answer
    x = 1,490,328.12

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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.