Home / 2,221,776.86-3,332,789.64-624,215.25

Finding the Fourth Proportional to 2,221,776.86, 3,332,789.64 and 624,215.25

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Solution

The fourth proportional to 2,221,776.86, 3,332,789.64 and 624,215.25 is: 936,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,776.86 : 3,332,789.64 = 624,215.25 : x
  2. Step 2: Convert to fraction form
    2,221,776.86/3,332,789.64 = 624,215.25/x
  3. Step 3: Cross multiply
    2,221,776.86x = 3,332,789.64 × 624,215.25
  4. Step 4: Simplify right side
    2,221,776.86x = 2,080,378,118,330.01
  5. Step 5: Solve for x
    x = 2,080,378,118,330.01/2,221,776.86
  6. Step 6: Final answer
    x = 936,357.81

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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.