Home / 4,086,880.31-5,640,069.79-2,276,044.31

Finding the Fourth Proportional to 4,086,880.31, 5,640,069.79 and 2,276,044.31

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Solution

The fourth proportional to 4,086,880.31, 5,640,069.79 and 2,276,044.31 is: 3,141,038.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086,880.31 : 5,640,069.79 = 2,276,044.31 : x
  2. Step 2: Convert to fraction form
    4,086,880.31/5,640,069.79 = 2,276,044.31/x
  3. Step 3: Cross multiply
    4,086,880.31x = 5,640,069.79 × 2,276,044.31
  4. Step 4: Simplify right side
    4,086,880.31x = 12,837,048,770,477.62
  5. Step 5: Solve for x
    x = 12,837,048,770,477.62/4,086,880.31
  6. Step 6: Final answer
    x = 3,141,038.59

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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.