Home / 3,181,353.28-4,388,594.52-1,891,276

Finding the Fourth Proportional to 3,181,353.28, 4,388,594.52 and 1,891,276

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Solution

The fourth proportional to 3,181,353.28, 4,388,594.52 and 1,891,276 is: 2,608,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,353.28 : 4,388,594.52 = 1,891,276 : x
  2. Step 2: Convert to fraction form
    3,181,353.28/4,388,594.52 = 1,891,276/x
  3. Step 3: Cross multiply
    3,181,353.28x = 4,388,594.52 × 1,891,276
  4. Step 4: Simplify right side
    3,181,353.28x = 8,300,043,489,407.52
  5. Step 5: Solve for x
    x = 8,300,043,489,407.52/3,181,353.28
  6. Step 6: Final answer
    x = 2,608,966.30

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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.