Home / 2,288,057.49-3,157,519.74-1,269,459.81

Finding the Fourth Proportional to 2,288,057.49, 3,157,519.74 and 1,269,459.81

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Solution

The fourth proportional to 2,288,057.49, 3,157,519.74 and 1,269,459.81 is: 1,751,854.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,057.49 : 3,157,519.74 = 1,269,459.81 : x
  2. Step 2: Convert to fraction form
    2,288,057.49/3,157,519.74 = 1,269,459.81/x
  3. Step 3: Cross multiply
    2,288,057.49x = 3,157,519.74 × 1,269,459.81
  4. Step 4: Simplify right side
    2,288,057.49x = 4,008,344,409,211.65
  5. Step 5: Solve for x
    x = 4,008,344,409,211.65/2,288,057.49
  6. Step 6: Final answer
    x = 1,751,854.76

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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.