Home / 2,889,409.97-3,987,610.14-1,600,370.30

Finding the Fourth Proportional to 2,889,409.97, 3,987,610.14 and 1,600,370.30

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Solution

The fourth proportional to 2,889,409.97, 3,987,610.14 and 1,600,370.30 is: 2,208,635.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,409.97 : 3,987,610.14 = 1,600,370.30 : x
  2. Step 2: Convert to fraction form
    2,889,409.97/3,987,610.14 = 1,600,370.30/x
  3. Step 3: Cross multiply
    2,889,409.97x = 3,987,610.14 × 1,600,370.30
  4. Step 4: Simplify right side
    2,889,409.97x = 6,381,652,816,096.79
  5. Step 5: Solve for x
    x = 6,381,652,816,096.79/2,889,409.97
  6. Step 6: Final answer
    x = 2,208,635.29

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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.