Home / 5,220,501.17-7,204,340.75-2,928,711.06

Finding the Fourth Proportional to 5,220,501.17, 7,204,340.75 and 2,928,711.06

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Solution

The fourth proportional to 5,220,501.17, 7,204,340.75 and 2,928,711.06 is: 4,041,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,501.17 : 7,204,340.75 = 2,928,711.06 : x
  2. Step 2: Convert to fraction form
    5,220,501.17/7,204,340.75 = 2,928,711.06/x
  3. Step 3: Cross multiply
    5,220,501.17x = 7,204,340.75 × 2,928,711.06
  4. Step 4: Simplify right side
    5,220,501.17x = 21,099,432,419,890.14
  5. Step 5: Solve for x
    x = 21,099,432,419,890.14/5,220,501.17
  6. Step 6: Final answer
    x = 4,041,648.83

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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.