Home / 1,332,462.95-1,838,793.52-720,616.44

Finding the Fourth Proportional to 1,332,462.95, 1,838,793.52 and 720,616.44

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Solution

The fourth proportional to 1,332,462.95, 1,838,793.52 and 720,616.44 is: 994,447.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,462.95 : 1,838,793.52 = 720,616.44 : x
  2. Step 2: Convert to fraction form
    1,332,462.95/1,838,793.52 = 720,616.44/x
  3. Step 3: Cross multiply
    1,332,462.95x = 1,838,793.52 × 720,616.44
  4. Step 4: Simplify right side
    1,332,462.95x = 1,325,064,840,277.47
  5. Step 5: Solve for x
    x = 1,325,064,840,277.47/1,332,462.95
  6. Step 6: Final answer
    x = 994,447.79

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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.