Home / 2,127,353.82-2,936,221.65-1,352,827.68

Finding the Fourth Proportional to 2,127,353.82, 2,936,221.65 and 1,352,827.68

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Solution

The fourth proportional to 2,127,353.82, 2,936,221.65 and 1,352,827.68 is: 1,867,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,353.82 : 2,936,221.65 = 1,352,827.68 : x
  2. Step 2: Convert to fraction form
    2,127,353.82/2,936,221.65 = 1,352,827.68/x
  3. Step 3: Cross multiply
    2,127,353.82x = 2,936,221.65 × 1,352,827.68
  4. Step 4: Simplify right side
    2,127,353.82x = 3,972,201,922,735.27
  5. Step 5: Solve for x
    x = 3,972,201,922,735.27/2,127,353.82
  6. Step 6: Final answer
    x = 1,867,203.23

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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.