Home / 2,921,834.53-4,382,751.72-791,918.60

Finding the Fourth Proportional to 2,921,834.53, 4,382,751.72 and 791,918.60

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Solution

The fourth proportional to 2,921,834.53, 4,382,751.72 and 791,918.60 is: 1,187,877.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,834.53 : 4,382,751.72 = 791,918.60 : x
  2. Step 2: Convert to fraction form
    2,921,834.53/4,382,751.72 = 791,918.60/x
  3. Step 3: Cross multiply
    2,921,834.53x = 4,382,751.72 × 791,918.60
  4. Step 4: Simplify right side
    2,921,834.53x = 3,470,782,606,249.99
  5. Step 5: Solve for x
    x = 3,470,782,606,249.99/2,921,834.53
  6. Step 6: Final answer
    x = 1,187,877.88

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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.