Home / 3,091,643.64-4,635,223.38-2,078,251.83

Finding the Fourth Proportional to 3,091,643.64, 4,635,223.38 and 2,078,251.83

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Solution

The fourth proportional to 3,091,643.64, 4,635,223.38 and 2,078,251.83 is: 3,115,870.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,643.64 : 4,635,223.38 = 2,078,251.83 : x
  2. Step 2: Convert to fraction form
    3,091,643.64/4,635,223.38 = 2,078,251.83/x
  3. Step 3: Cross multiply
    3,091,643.64x = 4,635,223.38 × 2,078,251.83
  4. Step 4: Simplify right side
    3,091,643.64x = 9,633,161,471,943.79
  5. Step 5: Solve for x
    x = 9,633,161,471,943.79/3,091,643.64
  6. Step 6: Final answer
    x = 3,115,870.58

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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.