Home / 3,856,415.40-5,784,623.10-2,442,738.60

Finding the Fourth Proportional to 3,856,415.40, 5,784,623.10 and 2,442,738.60

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Solution

The fourth proportional to 3,856,415.40, 5,784,623.10 and 2,442,738.60 is: 3,664,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,415.40 : 5,784,623.10 = 2,442,738.60 : x
  2. Step 2: Convert to fraction form
    3,856,415.40/5,784,623.10 = 2,442,738.60/x
  3. Step 3: Cross multiply
    3,856,415.40x = 5,784,623.10 × 2,442,738.60
  4. Step 4: Simplify right side
    3,856,415.40x = 14,130,322,132,821.66
  5. Step 5: Solve for x
    x = 14,130,322,132,821.66/3,856,415.40
  6. Step 6: Final answer
    x = 3,664,107.90

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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.