Home / 2,851,173.28-3,934,748.64-1,627,809.76

Finding the Fourth Proportional to 2,851,173.28, 3,934,748.64 and 1,627,809.76

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Solution

The fourth proportional to 2,851,173.28, 3,934,748.64 and 1,627,809.76 is: 2,246,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,173.28 : 3,934,748.64 = 1,627,809.76 : x
  2. Step 2: Convert to fraction form
    2,851,173.28/3,934,748.64 = 1,627,809.76/x
  3. Step 3: Cross multiply
    2,851,173.28x = 3,934,748.64 × 1,627,809.76
  4. Step 4: Simplify right side
    2,851,173.28x = 6,405,022,239,338.73
  5. Step 5: Solve for x
    x = 6,405,022,239,338.73/2,851,173.28
  6. Step 6: Final answer
    x = 2,246,451.41

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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.