Home / 1,985,249.46-2,739,928.26-1,114,177.08

Finding the Fourth Proportional to 1,985,249.46, 2,739,928.26 and 1,114,177.08

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Solution

The fourth proportional to 1,985,249.46, 2,739,928.26 and 1,114,177.08 is: 1,537,723.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,249.46 : 2,739,928.26 = 1,114,177.08 : x
  2. Step 2: Convert to fraction form
    1,985,249.46/2,739,928.26 = 1,114,177.08/x
  3. Step 3: Cross multiply
    1,985,249.46x = 2,739,928.26 × 1,114,177.08
  4. Step 4: Simplify right side
    1,985,249.46x = 3,052,765,268,136.28
  5. Step 5: Solve for x
    x = 3,052,765,268,136.28/1,985,249.46
  6. Step 6: Final answer
    x = 1,537,723.76

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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.