Home / 2,742,481.64-4,115,297.70-2,141,756.48

Finding the Fourth Proportional to 2,742,481.64, 4,115,297.70 and 2,141,756.48

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Solution

The fourth proportional to 2,742,481.64, 4,115,297.70 and 2,141,756.48 is: 3,213,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,481.64 : 4,115,297.70 = 2,141,756.48 : x
  2. Step 2: Convert to fraction form
    2,742,481.64/4,115,297.70 = 2,141,756.48/x
  3. Step 3: Cross multiply
    2,742,481.64x = 4,115,297.70 × 2,141,756.48
  4. Step 4: Simplify right side
    2,742,481.64x = 8,813,965,516,104.10
  5. Step 5: Solve for x
    x = 8,813,965,516,104.10/2,742,481.64
  6. Step 6: Final answer
    x = 3,213,864.91

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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.