Home / 2,405,279.25-3,319,338.83-1,372,766.38

Finding the Fourth Proportional to 2,405,279.25, 3,319,338.83 and 1,372,766.38

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Solution

The fourth proportional to 2,405,279.25, 3,319,338.83 and 1,372,766.38 is: 1,894,448.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,279.25 : 3,319,338.83 = 1,372,766.38 : x
  2. Step 2: Convert to fraction form
    2,405,279.25/3,319,338.83 = 1,372,766.38/x
  3. Step 3: Cross multiply
    2,405,279.25x = 3,319,338.83 × 1,372,766.38
  4. Step 4: Simplify right side
    2,405,279.25x = 4,556,676,734,490.36
  5. Step 5: Solve for x
    x = 4,556,676,734,490.36/2,405,279.25
  6. Step 6: Final answer
    x = 1,894,448.11

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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.