Home / 1,332,050.83-1,838,202.73-728,438.83

Finding the Fourth Proportional to 1,332,050.83, 1,838,202.73 and 728,438.83

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Solution

The fourth proportional to 1,332,050.83, 1,838,202.73 and 728,438.83 is: 1,005,230.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,050.83 : 1,838,202.73 = 728,438.83 : x
  2. Step 2: Convert to fraction form
    1,332,050.83/1,838,202.73 = 728,438.83/x
  3. Step 3: Cross multiply
    1,332,050.83x = 1,838,202.73 × 728,438.83
  4. Step 4: Simplify right side
    1,332,050.83x = 1,339,018,245,944.01
  5. Step 5: Solve for x
    x = 1,339,018,245,944.01/1,332,050.83
  6. Step 6: Final answer
    x = 1,005,230.59

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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.