Home / 3,379,286.40-5,068,929.60-3,155,337.60

Finding the Fourth Proportional to 3,379,286.40, 5,068,929.60 and 3,155,337.60

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Solution

The fourth proportional to 3,379,286.40, 5,068,929.60 and 3,155,337.60 is: 4,733,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,286.40 : 5,068,929.60 = 3,155,337.60 : x
  2. Step 2: Convert to fraction form
    3,379,286.40/5,068,929.60 = 3,155,337.60/x
  3. Step 3: Cross multiply
    3,379,286.40x = 5,068,929.60 × 3,155,337.60
  4. Step 4: Simplify right side
    3,379,286.40x = 15,994,184,158,632.96
  5. Step 5: Solve for x
    x = 15,994,184,158,632.96/3,379,286.40
  6. Step 6: Final answer
    x = 4,733,006.40

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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.