Home / 2,221,330.51-3,332,120.39-623,769.03

Finding the Fourth Proportional to 2,221,330.51, 3,332,120.39 and 623,769.03

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Solution

The fourth proportional to 2,221,330.51, 3,332,120.39 and 623,769.03 is: 935,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,330.51 : 3,332,120.39 = 623,769.03 : x
  2. Step 2: Convert to fraction form
    2,221,330.51/3,332,120.39 = 623,769.03/x
  3. Step 3: Cross multiply
    2,221,330.51x = 3,332,120.39 × 623,769.03
  4. Step 4: Simplify right side
    2,221,330.51x = 2,078,473,503,513.52
  5. Step 5: Solve for x
    x = 2,078,473,503,513.52/2,221,330.51
  6. Step 6: Final answer
    x = 935,688.54

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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.