Home / 3,608,335.62-4,979,502.81-2,158,030.89

Finding the Fourth Proportional to 3,608,335.62, 4,979,502.81 and 2,158,030.89

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Solution

The fourth proportional to 3,608,335.62, 4,979,502.81 and 2,158,030.89 is: 2,978,082.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,335.62 : 4,979,502.81 = 2,158,030.89 : x
  2. Step 2: Convert to fraction form
    3,608,335.62/4,979,502.81 = 2,158,030.89/x
  3. Step 3: Cross multiply
    3,608,335.62x = 4,979,502.81 × 2,158,030.89
  4. Step 4: Simplify right side
    3,608,335.62x = 10,745,920,880,821.80
  5. Step 5: Solve for x
    x = 10,745,920,880,821.80/3,608,335.62
  6. Step 6: Final answer
    x = 2,978,082.42

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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.