Home / 2,853,184.56-3,938,660.82-1,822,043.22

Finding the Fourth Proportional to 2,853,184.56, 3,938,660.82 and 1,822,043.22

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Solution

The fourth proportional to 2,853,184.56, 3,938,660.82 and 1,822,043.22 is: 2,515,228.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,184.56 : 3,938,660.82 = 1,822,043.22 : x
  2. Step 2: Convert to fraction form
    2,853,184.56/3,938,660.82 = 1,822,043.22/x
  3. Step 3: Cross multiply
    2,853,184.56x = 3,938,660.82 × 1,822,043.22
  4. Step 4: Simplify right side
    2,853,184.56x = 7,176,410,242,960.64
  5. Step 5: Solve for x
    x = 7,176,410,242,960.64/2,853,184.56
  6. Step 6: Final answer
    x = 2,515,228.19

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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.