Home / 5,230,887.45-7,846,356.21-1,587,648.97

Finding the Fourth Proportional to 5,230,887.45, 7,846,356.21 and 1,587,648.97

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Solution

The fourth proportional to 5,230,887.45, 7,846,356.21 and 1,587,648.97 is: 2,381,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230,887.45 : 7,846,356.21 = 1,587,648.97 : x
  2. Step 2: Convert to fraction form
    5,230,887.45/7,846,356.21 = 1,587,648.97/x
  3. Step 3: Cross multiply
    5,230,887.45x = 7,846,356.21 × 1,587,648.97
  4. Step 4: Simplify right side
    5,230,887.45x = 12,457,259,355,059.60
  5. Step 5: Solve for x
    x = 12,457,259,355,059.60/5,230,887.45
  6. Step 6: Final answer
    x = 2,381,481.05

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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.