Home / 2,117,318.25-2,921,917.01-1,150,448.56

Finding the Fourth Proportional to 2,117,318.25, 2,921,917.01 and 1,150,448.56

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Solution

The fourth proportional to 2,117,318.25, 2,921,917.01 and 1,150,448.56 is: 1,587,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,318.25 : 2,921,917.01 = 1,150,448.56 : x
  2. Step 2: Convert to fraction form
    2,117,318.25/2,921,917.01 = 1,150,448.56/x
  3. Step 3: Cross multiply
    2,117,318.25x = 2,921,917.01 × 1,150,448.56
  4. Step 4: Simplify right side
    2,117,318.25x = 3,361,515,216,594.01
  5. Step 5: Solve for x
    x = 3,361,515,216,594.01/2,117,318.25
  6. Step 6: Final answer
    x = 1,587,628.70

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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.