Home / 3,522,765.86-4,861,441.83-1,913,133.86

Finding the Fourth Proportional to 3,522,765.86, 4,861,441.83 and 1,913,133.86

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Solution

The fourth proportional to 3,522,765.86, 4,861,441.83 and 1,913,133.86 is: 2,640,138.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522,765.86 : 4,861,441.83 = 1,913,133.86 : x
  2. Step 2: Convert to fraction form
    3,522,765.86/4,861,441.83 = 1,913,133.86/x
  3. Step 3: Cross multiply
    3,522,765.86x = 4,861,441.83 × 1,913,133.86
  4. Step 4: Simplify right side
    3,522,765.86x = 9,300,588,973,393.37
  5. Step 5: Solve for x
    x = 9,300,588,973,393.37/3,522,765.86
  6. Step 6: Final answer
    x = 2,640,138.27

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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.