Home / 2,311,509.72-3,189,603.93-1,331,769.26

Finding the Fourth Proportional to 2,311,509.72, 3,189,603.93 and 1,331,769.26

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Solution

The fourth proportional to 2,311,509.72, 3,189,603.93 and 1,331,769.26 is: 1,837,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,509.72 : 3,189,603.93 = 1,331,769.26 : x
  2. Step 2: Convert to fraction form
    2,311,509.72/3,189,603.93 = 1,331,769.26/x
  3. Step 3: Cross multiply
    2,311,509.72x = 3,189,603.93 × 1,331,769.26
  4. Step 4: Simplify right side
    2,311,509.72x = 4,247,816,468,529.07
  5. Step 5: Solve for x
    x = 4,247,816,468,529.07/2,311,509.72
  6. Step 6: Final answer
    x = 1,837,680.55

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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.