Home / 3,556,694.72-5,336,041.01-1,428,273.52

Finding the Fourth Proportional to 3,556,694.72, 5,336,041.01 and 1,428,273.52

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Solution

The fourth proportional to 3,556,694.72, 5,336,041.01 and 1,428,273.52 is: 2,142,811.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,694.72 : 5,336,041.01 = 1,428,273.52 : x
  2. Step 2: Convert to fraction form
    3,556,694.72/5,336,041.01 = 1,428,273.52/x
  3. Step 3: Cross multiply
    3,556,694.72x = 5,336,041.01 × 1,428,273.52
  4. Step 4: Simplify right side
    3,556,694.72x = 7,621,326,076,217.06
  5. Step 5: Solve for x
    x = 7,621,326,076,217.06/3,556,694.72
  6. Step 6: Final answer
    x = 2,142,811.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.