Home / 2,151,628.20-3,227,442.30-655,794.60

Finding the Fourth Proportional to 2,151,628.20, 3,227,442.30 and 655,794.60

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Solution

The fourth proportional to 2,151,628.20, 3,227,442.30 and 655,794.60 is: 983,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,628.20 : 3,227,442.30 = 655,794.60 : x
  2. Step 2: Convert to fraction form
    2,151,628.20/3,227,442.30 = 655,794.60/x
  3. Step 3: Cross multiply
    2,151,628.20x = 3,227,442.30 × 655,794.60
  4. Step 4: Simplify right side
    2,151,628.20x = 2,116,539,232,151.58
  5. Step 5: Solve for x
    x = 2,116,539,232,151.58/2,151,628.20
  6. Step 6: Final answer
    x = 983,691.90

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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.