Home / 3,825,946.80-5,279,742.24-2,107,227.36

Finding the Fourth Proportional to 3,825,946.80, 5,279,742.24 and 2,107,227.36

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Solution

The fourth proportional to 3,825,946.80, 5,279,742.24 and 2,107,227.36 is: 2,907,938.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,946.80 : 5,279,742.24 = 2,107,227.36 : x
  2. Step 2: Convert to fraction form
    3,825,946.80/5,279,742.24 = 2,107,227.36/x
  3. Step 3: Cross multiply
    3,825,946.80x = 5,279,742.24 × 2,107,227.36
  4. Step 4: Simplify right side
    3,825,946.80x = 11,125,617,301,875.69
  5. Step 5: Solve for x
    x = 11,125,617,301,875.69/3,825,946.80
  6. Step 6: Final answer
    x = 2,907,938.32

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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.