Home / 5,329,347.66-7,993,947.24-1,285,801.56

Finding the Fourth Proportional to 5,329,347.66, 7,993,947.24 and 1,285,801.56

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Solution

The fourth proportional to 5,329,347.66, 7,993,947.24 and 1,285,801.56 is: 1,928,684.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,347.66 : 7,993,947.24 = 1,285,801.56 : x
  2. Step 2: Convert to fraction form
    5,329,347.66/7,993,947.24 = 1,285,801.56/x
  3. Step 3: Cross multiply
    5,329,347.66x = 7,993,947.24 × 1,285,801.56
  4. Step 4: Simplify right side
    5,329,347.66x = 10,278,629,831,749.70
  5. Step 5: Solve for x
    x = 10,278,629,831,749.70/5,329,347.66
  6. Step 6: Final answer
    x = 1,928,684.43

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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.