Home / 3,410,963.28-5,113,745.76-1,280,810.16

Finding the Fourth Proportional to 3,410,963.28, 5,113,745.76 and 1,280,810.16

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Solution

The fourth proportional to 3,410,963.28, 5,113,745.76 and 1,280,810.16 is: 1,920,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410,963.28 : 5,113,745.76 = 1,280,810.16 : x
  2. Step 2: Convert to fraction form
    3,410,963.28/5,113,745.76 = 1,280,810.16/x
  3. Step 3: Cross multiply
    3,410,963.28x = 5,113,745.76 × 1,280,810.16
  4. Step 4: Simplify right side
    3,410,963.28x = 6,549,737,525,064.92
  5. Step 5: Solve for x
    x = 6,549,737,525,064.92/3,410,963.28
  6. Step 6: Final answer
    x = 1,920,201.71

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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.