Home / 2,811,718.26-3,880,189.64-1,522,558.71

Finding the Fourth Proportional to 2,811,718.26, 3,880,189.64 and 1,522,558.71

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Solution

The fourth proportional to 2,811,718.26, 3,880,189.64 and 1,522,558.71 is: 2,101,141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,718.26 : 3,880,189.64 = 1,522,558.71 : x
  2. Step 2: Convert to fraction form
    2,811,718.26/3,880,189.64 = 1,522,558.71/x
  3. Step 3: Cross multiply
    2,811,718.26x = 3,880,189.64 × 1,522,558.71
  4. Step 4: Simplify right side
    2,811,718.26x = 5,907,816,532,833.77
  5. Step 5: Solve for x
    x = 5,907,816,532,833.77/2,811,718.26
  6. Step 6: Final answer
    x = 2,101,141.01

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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.