Home / 2,351,608.20-3,245,124.72-1,384,779.24

Finding the Fourth Proportional to 2,351,608.20, 3,245,124.72 and 1,384,779.24

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Solution

The fourth proportional to 2,351,608.20, 3,245,124.72 and 1,384,779.24 is: 1,910,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351,608.20 : 3,245,124.72 = 1,384,779.24 : x
  2. Step 2: Convert to fraction form
    2,351,608.20/3,245,124.72 = 1,384,779.24/x
  3. Step 3: Cross multiply
    2,351,608.20x = 3,245,124.72 × 1,384,779.24
  4. Step 4: Simplify right side
    2,351,608.20x = 4,493,781,343,466.81
  5. Step 5: Solve for x
    x = 4,493,781,343,466.81/2,351,608.20
  6. Step 6: Final answer
    x = 1,910,939.65

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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.