Home / 3,298,214.70-4,943,385.45-1,379,122.20

Finding the Fourth Proportional to 3,298,214.70, 4,943,385.45 and 1,379,122.20

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Solution

The fourth proportional to 3,298,214.70, 4,943,385.45 and 1,379,122.20 is: 2,067,037.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298,214.70 : 4,943,385.45 = 1,379,122.20 : x
  2. Step 2: Convert to fraction form
    3,298,214.70/4,943,385.45 = 1,379,122.20/x
  3. Step 3: Cross multiply
    3,298,214.70x = 4,943,385.45 × 1,379,122.20
  4. Step 4: Simplify right side
    3,298,214.70x = 6,817,532,617,251.99
  5. Step 5: Solve for x
    x = 6,817,532,617,251.99/3,298,214.70
  6. Step 6: Final answer
    x = 2,067,037.24

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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.