Home / 2,979,490.19-4,468,100.87-1,765,409.41

Finding the Fourth Proportional to 2,979,490.19, 4,468,100.87 and 1,765,409.41

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Solution

The fourth proportional to 2,979,490.19, 4,468,100.87 and 1,765,409.41 is: 2,647,441.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,490.19 : 4,468,100.87 = 1,765,409.41 : x
  2. Step 2: Convert to fraction form
    2,979,490.19/4,468,100.87 = 1,765,409.41/x
  3. Step 3: Cross multiply
    2,979,490.19x = 4,468,100.87 × 1,765,409.41
  4. Step 4: Simplify right side
    2,979,490.19x = 7,888,027,330,725.84
  5. Step 5: Solve for x
    x = 7,888,027,330,725.84/2,979,490.19
  6. Step 6: Final answer
    x = 2,647,441.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.