Home / 2,221,386.82-3,332,203.94-623,824.79

Finding the Fourth Proportional to 2,221,386.82, 3,332,203.94 and 623,824.79

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Solution

The fourth proportional to 2,221,386.82, 3,332,203.94 and 623,824.79 is: 935,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,386.82 : 3,332,203.94 = 623,824.79 : x
  2. Step 2: Convert to fraction form
    2,221,386.82/3,332,203.94 = 623,824.79/x
  3. Step 3: Cross multiply
    2,221,386.82x = 3,332,203.94 × 623,824.79
  4. Step 4: Simplify right side
    2,221,386.82x = 2,078,711,403,327.53
  5. Step 5: Solve for x
    x = 2,078,711,403,327.53/2,221,386.82
  6. Step 6: Final answer
    x = 935,771.92

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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.