Home / 2,522,779.76-3,784,739.88-839,949.68

Finding the Fourth Proportional to 2,522,779.76, 3,784,739.88 and 839,949.68

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Solution

The fourth proportional to 2,522,779.76, 3,784,739.88 and 839,949.68 is: 1,260,114.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522,779.76 : 3,784,739.88 = 839,949.68 : x
  2. Step 2: Convert to fraction form
    2,522,779.76/3,784,739.88 = 839,949.68/x
  3. Step 3: Cross multiply
    2,522,779.76x = 3,784,739.88 × 839,949.68
  4. Step 4: Simplify right side
    2,522,779.76x = 3,178,991,051,089.24
  5. Step 5: Solve for x
    x = 3,178,991,051,089.24/2,522,779.76
  6. Step 6: Final answer
    x = 1,260,114.38

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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.