Home / 2,858,047.25-3,938,668.38-2,805,523.34

Finding the Fourth Proportional to 2,858,047.25, 3,938,668.38 and 2,805,523.34

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Solution

The fourth proportional to 2,858,047.25, 3,938,668.38 and 2,805,523.34 is: 3,866,285.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,047.25 : 3,938,668.38 = 2,805,523.34 : x
  2. Step 2: Convert to fraction form
    2,858,047.25/3,938,668.38 = 2,805,523.34/x
  3. Step 3: Cross multiply
    2,858,047.25x = 3,938,668.38 × 2,805,523.34
  4. Step 4: Simplify right side
    2,858,047.25x = 11,050,026,048,916.65
  5. Step 5: Solve for x
    x = 11,050,026,048,916.65/2,858,047.25
  6. Step 6: Final answer
    x = 3,866,285.30

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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.