Home / 1,723,678.94-2,379,095.62-998,409.26

Finding the Fourth Proportional to 1,723,678.94, 2,379,095.62 and 998,409.26

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Solution

The fourth proportional to 1,723,678.94, 2,379,095.62 and 998,409.26 is: 1,378,047.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,678.94 : 2,379,095.62 = 998,409.26 : x
  2. Step 2: Convert to fraction form
    1,723,678.94/2,379,095.62 = 998,409.26/x
  3. Step 3: Cross multiply
    1,723,678.94x = 2,379,095.62 × 998,409.26
  4. Step 4: Simplify right side
    1,723,678.94x = 2,375,311,097,433.44
  5. Step 5: Solve for x
    x = 2,375,311,097,433.44/1,723,678.94
  6. Step 6: Final answer
    x = 1,378,047.29

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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.