Home / 2,379,588.46-3,283,889.22-1,291,905.88

Finding the Fourth Proportional to 2,379,588.46, 3,283,889.22 and 1,291,905.88

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Solution

The fourth proportional to 2,379,588.46, 3,283,889.22 and 1,291,905.88 is: 1,782,861.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,588.46 : 3,283,889.22 = 1,291,905.88 : x
  2. Step 2: Convert to fraction form
    2,379,588.46/3,283,889.22 = 1,291,905.88/x
  3. Step 3: Cross multiply
    2,379,588.46x = 3,283,889.22 × 1,291,905.88
  4. Step 4: Simplify right side
    2,379,588.46x = 4,242,475,792,586.61
  5. Step 5: Solve for x
    x = 4,242,475,792,586.61/2,379,588.46
  6. Step 6: Final answer
    x = 1,782,861.14

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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.