Home / 1,129,251.11-1,558,367.75-613,004.75

Finding the Fourth Proportional to 1,129,251.11, 1,558,367.75 and 613,004.75

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Solution

The fourth proportional to 1,129,251.11, 1,558,367.75 and 613,004.75 is: 845,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,251.11 : 1,558,367.75 = 613,004.75 : x
  2. Step 2: Convert to fraction form
    1,129,251.11/1,558,367.75 = 613,004.75/x
  3. Step 3: Cross multiply
    1,129,251.11x = 1,558,367.75 × 613,004.75
  4. Step 4: Simplify right side
    1,129,251.11x = 955,286,826,737.49
  5. Step 5: Solve for x
    x = 955,286,826,737.49/1,129,251.11
  6. Step 6: Final answer
    x = 845,947.21

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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.