Home / 2,110,249.67-2,912,140.55-1,143,406.13

Finding the Fourth Proportional to 2,110,249.67, 2,912,140.55 and 1,143,406.13

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Solution

The fourth proportional to 2,110,249.67, 2,912,140.55 and 1,143,406.13 is: 1,577,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,249.67 : 2,912,140.55 = 1,143,406.13 : x
  2. Step 2: Convert to fraction form
    2,110,249.67/2,912,140.55 = 1,143,406.13/x
  3. Step 3: Cross multiply
    2,110,249.67x = 2,912,140.55 × 1,143,406.13
  4. Step 4: Simplify right side
    2,110,249.67x = 3,329,759,344,589.38
  5. Step 5: Solve for x
    x = 3,329,759,344,589.38/2,110,249.67
  6. Step 6: Final answer
    x = 1,577,898.29

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1.5x scale

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.