Home / 3,659,285.58-5,488,512.90-963,821.70

Finding the Fourth Proportional to 3,659,285.58, 5,488,512.90 and 963,821.70

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Solution

The fourth proportional to 3,659,285.58, 5,488,512.90 and 963,821.70 is: 1,445,623.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659,285.58 : 5,488,512.90 = 963,821.70 : x
  2. Step 2: Convert to fraction form
    3,659,285.58/5,488,512.90 = 963,821.70/x
  3. Step 3: Cross multiply
    3,659,285.58x = 5,488,512.90 × 963,821.70
  4. Step 4: Simplify right side
    3,659,285.58x = 5,289,947,833,749.93
  5. Step 5: Solve for x
    x = 5,289,947,833,749.93/3,659,285.58
  6. Step 6: Final answer
    x = 1,445,623.12

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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.