Home / 2,340,310.20-3,510,465.30-1,379,779.80

Finding the Fourth Proportional to 2,340,310.20, 3,510,465.30 and 1,379,779.80

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Solution

The fourth proportional to 2,340,310.20, 3,510,465.30 and 1,379,779.80 is: 2,069,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340,310.20 : 3,510,465.30 = 1,379,779.80 : x
  2. Step 2: Convert to fraction form
    2,340,310.20/3,510,465.30 = 1,379,779.80/x
  3. Step 3: Cross multiply
    2,340,310.20x = 3,510,465.30 × 1,379,779.80
  4. Step 4: Simplify right side
    2,340,310.20x = 4,843,669,109,540.94
  5. Step 5: Solve for x
    x = 4,843,669,109,540.94/2,340,310.20
  6. Step 6: Final answer
    x = 2,069,669.70

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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.