Home / 2,887,885.28-4,332,198.72-1,349,806.40

Finding the Fourth Proportional to 2,887,885.28, 4,332,198.72 and 1,349,806.40

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Solution

The fourth proportional to 2,887,885.28, 4,332,198.72 and 1,349,806.40 is: 2,024,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,885.28 : 4,332,198.72 = 1,349,806.40 : x
  2. Step 2: Convert to fraction form
    2,887,885.28/4,332,198.72 = 1,349,806.40/x
  3. Step 3: Cross multiply
    2,887,885.28x = 4,332,198.72 × 1,349,806.40
  4. Step 4: Simplify right side
    2,887,885.28x = 5,847,629,558,327.81
  5. Step 5: Solve for x
    x = 5,847,629,558,327.81/2,887,885.28
  6. Step 6: Final answer
    x = 2,024,882.91

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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.