Home / 3,421,410.20-5,133,344.10-3,298,530.20

Finding the Fourth Proportional to 3,421,410.20, 5,133,344.10 and 3,298,530.20

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Solution

The fourth proportional to 3,421,410.20, 5,133,344.10 and 3,298,530.20 is: 4,948,979.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,410.20 : 5,133,344.10 = 3,298,530.20 : x
  2. Step 2: Convert to fraction form
    3,421,410.20/5,133,344.10 = 3,298,530.20/x
  3. Step 3: Cross multiply
    3,421,410.20x = 5,133,344.10 × 3,298,530.20
  4. Step 4: Simplify right side
    3,421,410.20x = 16,932,490,540,841.82
  5. Step 5: Solve for x
    x = 16,932,490,540,841.82/3,421,410.20
  6. Step 6: Final answer
    x = 4,948,979.97

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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.