Home / 2,577,571.52-3,556,949.76-1,431,725.12

Finding the Fourth Proportional to 2,577,571.52, 3,556,949.76 and 1,431,725.12

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Solution

The fourth proportional to 2,577,571.52, 3,556,949.76 and 1,431,725.12 is: 1,975,725.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577,571.52 : 3,556,949.76 = 1,431,725.12 : x
  2. Step 2: Convert to fraction form
    2,577,571.52/3,556,949.76 = 1,431,725.12/x
  3. Step 3: Cross multiply
    2,577,571.52x = 3,556,949.76 × 1,431,725.12
  4. Step 4: Simplify right side
    2,577,571.52x = 5,092,574,321,969.97
  5. Step 5: Solve for x
    x = 5,092,574,321,969.97/2,577,571.52
  6. Step 6: Final answer
    x = 1,975,725.71

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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.