Home / 4,965,213.88-6,851,571.06-2,789,586.28

Finding the Fourth Proportional to 4,965,213.88, 6,851,571.06 and 2,789,586.28

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Solution

The fourth proportional to 4,965,213.88, 6,851,571.06 and 2,789,586.28 is: 3,849,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965,213.88 : 6,851,571.06 = 2,789,586.28 : x
  2. Step 2: Convert to fraction form
    4,965,213.88/6,851,571.06 = 2,789,586.28/x
  3. Step 3: Cross multiply
    4,965,213.88x = 6,851,571.06 × 2,789,586.28
  4. Step 4: Simplify right side
    4,965,213.88x = 19,113,048,625,421.05
  5. Step 5: Solve for x
    x = 19,113,048,625,421.05/4,965,213.88
  6. Step 6: Final answer
    x = 3,849,390.80

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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.