Home / 3,129,544.92-4,318,878.24-1,752,947.76

Finding the Fourth Proportional to 3,129,544.92, 4,318,878.24 and 1,752,947.76

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Solution

The fourth proportional to 3,129,544.92, 4,318,878.24 and 1,752,947.76 is: 2,419,127.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,544.92 : 4,318,878.24 = 1,752,947.76 : x
  2. Step 2: Convert to fraction form
    3,129,544.92/4,318,878.24 = 1,752,947.76/x
  3. Step 3: Cross multiply
    3,129,544.92x = 4,318,878.24 × 1,752,947.76
  4. Step 4: Simplify right side
    3,129,544.92x = 7,570,767,936,520.74
  5. Step 5: Solve for x
    x = 7,570,767,936,520.74/3,129,544.92
  6. Step 6: Final answer
    x = 2,419,127.42

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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.