Home / 2,192,483.87-3,025,639.88-1,225,654.91

Finding the Fourth Proportional to 2,192,483.87, 3,025,639.88 and 1,225,654.91

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Solution

The fourth proportional to 2,192,483.87, 3,025,639.88 and 1,225,654.91 is: 1,691,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,483.87 : 3,025,639.88 = 1,225,654.91 : x
  2. Step 2: Convert to fraction form
    2,192,483.87/3,025,639.88 = 1,225,654.91/x
  3. Step 3: Cross multiply
    2,192,483.87x = 3,025,639.88 × 1,225,654.91
  4. Step 4: Simplify right side
    2,192,483.87x = 3,708,390,361,121.44
  5. Step 5: Solve for x
    x = 3,708,390,361,121.44/2,192,483.87
  6. Step 6: Final answer
    x = 1,691,410.56

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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.