Home / 2,181,341.68-3,009,472.26-1,263,069.52

Finding the Fourth Proportional to 2,181,341.68, 3,009,472.26 and 1,263,069.52

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Solution

The fourth proportional to 2,181,341.68, 3,009,472.26 and 1,263,069.52 is: 1,742,584.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,341.68 : 3,009,472.26 = 1,263,069.52 : x
  2. Step 2: Convert to fraction form
    2,181,341.68/3,009,472.26 = 1,263,069.52/x
  3. Step 3: Cross multiply
    2,181,341.68x = 3,009,472.26 × 1,263,069.52
  4. Step 4: Simplify right side
    2,181,341.68x = 3,801,172,682,891.52
  5. Step 5: Solve for x
    x = 3,801,172,682,891.52/2,181,341.68
  6. Step 6: Final answer
    x = 1,742,584.72

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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.