Home / 3,880,357.83-5,354,898.75-2,114,247.78

Finding the Fourth Proportional to 3,880,357.83, 5,354,898.75 and 2,114,247.78

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Solution

The fourth proportional to 3,880,357.83, 5,354,898.75 and 2,114,247.78 is: 2,917,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,357.83 : 5,354,898.75 = 2,114,247.78 : x
  2. Step 2: Convert to fraction form
    3,880,357.83/5,354,898.75 = 2,114,247.78/x
  3. Step 3: Cross multiply
    3,880,357.83x = 5,354,898.75 × 2,114,247.78
  4. Step 4: Simplify right side
    3,880,357.83x = 11,321,582,794,312.27
  5. Step 5: Solve for x
    x = 11,321,582,794,312.27/3,880,357.83
  6. Step 6: Final answer
    x = 2,917,664.63

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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.