Home / 3,166,775.91-4,370,617.69-2,005,328.21

Finding the Fourth Proportional to 3,166,775.91, 4,370,617.69 and 2,005,328.21

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Solution

The fourth proportional to 3,166,775.91, 4,370,617.69 and 2,005,328.21 is: 2,767,648.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166,775.91 : 4,370,617.69 = 2,005,328.21 : x
  2. Step 2: Convert to fraction form
    3,166,775.91/4,370,617.69 = 2,005,328.21/x
  3. Step 3: Cross multiply
    3,166,775.91x = 4,370,617.69 × 2,005,328.21
  4. Step 4: Simplify right side
    3,166,775.91x = 8,764,522,927,028.95
  5. Step 5: Solve for x
    x = 8,764,522,927,028.95/3,166,775.91
  6. Step 6: Final answer
    x = 2,767,648.61

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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.