Home / 4,269,061.44-5,887,312.17-3,400,782.78

Finding the Fourth Proportional to 4,269,061.44, 5,887,312.17 and 3,400,782.78

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Solution

The fourth proportional to 4,269,061.44, 5,887,312.17 and 3,400,782.78 is: 4,689,899.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269,061.44 : 5,887,312.17 = 3,400,782.78 : x
  2. Step 2: Convert to fraction form
    4,269,061.44/5,887,312.17 = 3,400,782.78/x
  3. Step 3: Cross multiply
    4,269,061.44x = 5,887,312.17 × 3,400,782.78
  4. Step 4: Simplify right side
    4,269,061.44x = 20,021,469,848,220.43
  5. Step 5: Solve for x
    x = 20,021,469,848,220.43/4,269,061.44
  6. Step 6: Final answer
    x = 4,689,899.67

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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.