Home / 3,091,607.57-4,635,169.31-2,078,216.01

Finding the Fourth Proportional to 3,091,607.57, 4,635,169.31 and 2,078,216.01

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Solution

The fourth proportional to 3,091,607.57, 4,635,169.31 and 2,078,216.01 is: 3,115,816.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,607.57 : 4,635,169.31 = 2,078,216.01 : x
  2. Step 2: Convert to fraction form
    3,091,607.57/4,635,169.31 = 2,078,216.01/x
  3. Step 3: Cross multiply
    3,091,607.57x = 4,635,169.31 × 2,078,216.01
  4. Step 4: Simplify right side
    3,091,607.57x = 9,632,883,045,926.81
  5. Step 5: Solve for x
    x = 9,632,883,045,926.81/3,091,607.57
  6. Step 6: Final answer
    x = 3,115,816.88

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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.