Home / 3,608,307.74-4,979,464.36-2,158,003.14

Finding the Fourth Proportional to 3,608,307.74, 4,979,464.36 and 2,158,003.14

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Solution

The fourth proportional to 3,608,307.74, 4,979,464.36 and 2,158,003.14 is: 2,978,044.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,307.74 : 4,979,464.36 = 2,158,003.14 : x
  2. Step 2: Convert to fraction form
    3,608,307.74/4,979,464.36 = 2,158,003.14/x
  3. Step 3: Cross multiply
    3,608,307.74x = 4,979,464.36 × 2,158,003.14
  4. Step 4: Simplify right side
    3,608,307.74x = 10,745,699,724,398.09
  5. Step 5: Solve for x
    x = 10,745,699,724,398.09/3,608,307.74
  6. Step 6: Final answer
    x = 2,978,044.14

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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.