Home / 2,765,715.24-4,145,844.78-1,324,734.60

Finding the Fourth Proportional to 2,765,715.24, 4,145,844.78 and 1,324,734.60

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Solution

The fourth proportional to 2,765,715.24, 4,145,844.78 and 1,324,734.60 is: 1,985,795.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,715.24 : 4,145,844.78 = 1,324,734.60 : x
  2. Step 2: Convert to fraction form
    2,765,715.24/4,145,844.78 = 1,324,734.60/x
  3. Step 3: Cross multiply
    2,765,715.24x = 4,145,844.78 × 1,324,734.60
  4. Step 4: Simplify right side
    2,765,715.24x = 5,492,144,026,295.39
  5. Step 5: Solve for x
    x = 5,492,144,026,295.39/2,765,715.24
  6. Step 6: Final answer
    x = 1,985,795.19

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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.