Home / 3,853,526.46-5,317,865.70-2,111,257.64

Finding the Fourth Proportional to 3,853,526.46, 5,317,865.70 and 2,111,257.64

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Solution

The fourth proportional to 3,853,526.46, 5,317,865.70 and 2,111,257.64 is: 2,913,535.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,526.46 : 5,317,865.70 = 2,111,257.64 : x
  2. Step 2: Convert to fraction form
    3,853,526.46/5,317,865.70 = 2,111,257.64/x
  3. Step 3: Cross multiply
    3,853,526.46x = 5,317,865.70 × 2,111,257.64
  4. Step 4: Simplify right side
    3,853,526.46x = 11,227,384,561,029.62
  5. Step 5: Solve for x
    x = 11,227,384,561,029.62/3,853,526.46
  6. Step 6: Final answer
    x = 2,913,535.09

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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.