Home / 1,332,549-1,838,917.62-728,949.96

Finding the Fourth Proportional to 1,332,549, 1,838,917.62 and 728,949.96

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Solution

The fourth proportional to 1,332,549, 1,838,917.62 and 728,949.96 is: 1,005,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,549 : 1,838,917.62 = 728,949.96 : x
  2. Step 2: Convert to fraction form
    1,332,549/1,838,917.62 = 728,949.96/x
  3. Step 3: Cross multiply
    1,332,549x = 1,838,917.62 × 728,949.96
  4. Step 4: Simplify right side
    1,332,549x = 1,340,478,925,542.30
  5. Step 5: Solve for x
    x = 1,340,478,925,542.30/1,332,549
  6. Step 6: Final answer
    x = 1,005,950.94

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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.