Home / 1,863,922.56-2,796,470.64-665,818.32

Finding the Fourth Proportional to 1,863,922.56, 2,796,470.64 and 665,818.32

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Solution

The fourth proportional to 1,863,922.56, 2,796,470.64 and 665,818.32 is: 998,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,922.56 : 2,796,470.64 = 665,818.32 : x
  2. Step 2: Convert to fraction form
    1,863,922.56/2,796,470.64 = 665,818.32/x
  3. Step 3: Cross multiply
    1,863,922.56x = 2,796,470.64 × 665,818.32
  4. Step 4: Simplify right side
    1,863,922.56x = 1,861,941,383,454.12
  5. Step 5: Solve for x
    x = 1,861,941,383,454.12/1,863,922.56
  6. Step 6: Final answer
    x = 998,937.09

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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.