Home / 2,195,379.86-3,293,094.39-774,439.48

Finding the Fourth Proportional to 2,195,379.86, 3,293,094.39 and 774,439.48

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Solution

The fourth proportional to 2,195,379.86, 3,293,094.39 and 774,439.48 is: 1,161,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,379.86 : 3,293,094.39 = 774,439.48 : x
  2. Step 2: Convert to fraction form
    2,195,379.86/3,293,094.39 = 774,439.48/x
  3. Step 3: Cross multiply
    2,195,379.86x = 3,293,094.39 × 774,439.48
  4. Step 4: Simplify right side
    2,195,379.86x = 2,550,302,308,194.74
  5. Step 5: Solve for x
    x = 2,550,302,308,194.74/2,195,379.86
  6. Step 6: Final answer
    x = 1,161,667.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.