Home / 2,688,396.48-4,032,598.68-2,052,311.86

Finding the Fourth Proportional to 2,688,396.48, 4,032,598.68 and 2,052,311.86

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Solution

The fourth proportional to 2,688,396.48, 4,032,598.68 and 2,052,311.86 is: 3,078,470.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,396.48 : 4,032,598.68 = 2,052,311.86 : x
  2. Step 2: Convert to fraction form
    2,688,396.48/4,032,598.68 = 2,052,311.86/x
  3. Step 3: Cross multiply
    2,688,396.48x = 4,032,598.68 × 2,052,311.86
  4. Step 4: Simplify right side
    2,688,396.48x = 8,276,150,097,584.35
  5. Step 5: Solve for x
    x = 8,276,150,097,584.35/2,688,396.48
  6. Step 6: Final answer
    x = 3,078,470.81

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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.