Home / 2,742,480.64-4,115,296.20-2,141,755.48

Finding the Fourth Proportional to 2,742,480.64, 4,115,296.20 and 2,141,755.48

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Solution

The fourth proportional to 2,742,480.64, 4,115,296.20 and 2,141,755.48 is: 3,213,863.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,480.64 : 4,115,296.20 = 2,141,755.48 : x
  2. Step 2: Convert to fraction form
    2,742,480.64/4,115,296.20 = 2,141,755.48/x
  3. Step 3: Cross multiply
    2,742,480.64x = 4,115,296.20 × 2,141,755.48
  4. Step 4: Simplify right side
    2,742,480.64x = 8,813,958,188,173.18
  5. Step 5: Solve for x
    x = 8,813,958,188,173.18/2,742,480.64
  6. Step 6: Final answer
    x = 3,213,863.41

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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.