Home / 4,132,328.70-6,198,493.05-2,219,141.10

Finding the Fourth Proportional to 4,132,328.70, 6,198,493.05 and 2,219,141.10

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Solution

The fourth proportional to 4,132,328.70, 6,198,493.05 and 2,219,141.10 is: 3,328,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132,328.70 : 6,198,493.05 = 2,219,141.10 : x
  2. Step 2: Convert to fraction form
    4,132,328.70/6,198,493.05 = 2,219,141.10/x
  3. Step 3: Cross multiply
    4,132,328.70x = 6,198,493.05 × 2,219,141.10
  4. Step 4: Simplify right side
    4,132,328.70x = 13,755,330,685,319.36
  5. Step 5: Solve for x
    x = 13,755,330,685,319.36/4,132,328.70
  6. Step 6: Final answer
    x = 3,328,711.65

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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.