Home / 2,889,908.06-3,988,204.41-1,600,748.30

Finding the Fourth Proportional to 2,889,908.06, 3,988,204.41 and 1,600,748.30

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Solution

The fourth proportional to 2,889,908.06, 3,988,204.41 and 1,600,748.30 is: 2,209,105.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,908.06 : 3,988,204.41 = 1,600,748.30 : x
  2. Step 2: Convert to fraction form
    2,889,908.06/3,988,204.41 = 1,600,748.30/x
  3. Step 3: Cross multiply
    2,889,908.06x = 3,988,204.41 × 1,600,748.30
  4. Step 4: Simplify right side
    2,889,908.06x = 6,384,111,409,418.98
  5. Step 5: Solve for x
    x = 6,384,111,409,418.98/2,889,908.06
  6. Step 6: Final answer
    x = 2,209,105.37

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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.