Home / 3,081,409.65-4,252,342.10-1,723,282.65

Finding the Fourth Proportional to 3,081,409.65, 4,252,342.10 and 1,723,282.65

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Solution

The fourth proportional to 3,081,409.65, 4,252,342.10 and 1,723,282.65 is: 2,378,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,409.65 : 4,252,342.10 = 1,723,282.65 : x
  2. Step 2: Convert to fraction form
    3,081,409.65/4,252,342.10 = 1,723,282.65/x
  3. Step 3: Cross multiply
    3,081,409.65x = 4,252,342.10 × 1,723,282.65
  4. Step 4: Simplify right side
    3,081,409.65x = 7,327,987,362,794.56
  5. Step 5: Solve for x
    x = 7,327,987,362,794.56/3,081,409.65
  6. Step 6: Final answer
    x = 2,378,128.26

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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.