Home / 2,115,790.32-3,173,011.56-695,519.04

Finding the Fourth Proportional to 2,115,790.32, 3,173,011.56 and 695,519.04

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Solution

The fourth proportional to 2,115,790.32, 3,173,011.56 and 695,519.04 is: 1,043,057.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,790.32 : 3,173,011.56 = 695,519.04 : x
  2. Step 2: Convert to fraction form
    2,115,790.32/3,173,011.56 = 695,519.04/x
  3. Step 3: Cross multiply
    2,115,790.32x = 3,173,011.56 × 695,519.04
  4. Step 4: Simplify right side
    2,115,790.32x = 2,206,889,954,120.10
  5. Step 5: Solve for x
    x = 2,206,889,954,120.10/2,115,790.32
  6. Step 6: Final answer
    x = 1,043,057.02

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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.