Home / 1,415,989.55-2,121,362.66-1,095,003.56

Finding the Fourth Proportional to 1,415,989.55, 2,121,362.66 and 1,095,003.56

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Solution

The fourth proportional to 1,415,989.55, 2,121,362.66 and 1,095,003.56 is: 1,640,477.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,989.55 : 2,121,362.66 = 1,095,003.56 : x
  2. Step 2: Convert to fraction form
    1,415,989.55/2,121,362.66 = 1,095,003.56/x
  3. Step 3: Cross multiply
    1,415,989.55x = 2,121,362.66 × 1,095,003.56
  4. Step 4: Simplify right side
    1,415,989.55x = 2,322,899,672,791.99
  5. Step 5: Solve for x
    x = 2,322,899,672,791.99/1,415,989.55
  6. Step 6: Final answer
    x = 1,640,477.97

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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.