Home / 3,804,940.80-5,707,411.20-1,915,372.80

Finding the Fourth Proportional to 3,804,940.80, 5,707,411.20 and 1,915,372.80

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Solution

The fourth proportional to 3,804,940.80, 5,707,411.20 and 1,915,372.80 is: 2,873,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804,940.80 : 5,707,411.20 = 1,915,372.80 : x
  2. Step 2: Convert to fraction form
    3,804,940.80/5,707,411.20 = 1,915,372.80/x
  3. Step 3: Cross multiply
    3,804,940.80x = 5,707,411.20 × 1,915,372.80
  4. Step 4: Simplify right side
    3,804,940.80x = 10,931,820,170,895.36
  5. Step 5: Solve for x
    x = 10,931,820,170,895.36/3,804,940.80
  6. Step 6: Final answer
    x = 2,873,059.20

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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.