Home / 2,889,760.95-3,987,870.03-1,600,684.37

Finding the Fourth Proportional to 2,889,760.95, 3,987,870.03 and 1,600,684.37

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Solution

The fourth proportional to 2,889,760.95, 3,987,870.03 and 1,600,684.37 is: 2,208,944.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,760.95 : 3,987,870.03 = 1,600,684.37 : x
  2. Step 2: Convert to fraction form
    2,889,760.95/3,987,870.03 = 1,600,684.37/x
  3. Step 3: Cross multiply
    2,889,760.95x = 3,987,870.03 × 1,600,684.37
  4. Step 4: Simplify right side
    2,889,760.95x = 6,383,321,226,612.43
  5. Step 5: Solve for x
    x = 6,383,321,226,612.43/2,889,760.95
  6. Step 6: Final answer
    x = 2,208,944.39

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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.