Home / 2,848,474.95-4,272,041.75-826,185.21

Finding the Fourth Proportional to 2,848,474.95, 4,272,041.75 and 826,185.21

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Solution

The fourth proportional to 2,848,474.95, 4,272,041.75 and 826,185.21 is: 1,239,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848,474.95 : 4,272,041.75 = 826,185.21 : x
  2. Step 2: Convert to fraction form
    2,848,474.95/4,272,041.75 = 826,185.21/x
  3. Step 3: Cross multiply
    2,848,474.95x = 4,272,041.75 × 826,185.21
  4. Step 4: Simplify right side
    2,848,474.95x = 3,529,497,706,221.59
  5. Step 5: Solve for x
    x = 3,529,497,706,221.59/2,848,474.95
  6. Step 6: Final answer
    x = 1,239,083.29

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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.