Home / 2,251,743.36-3,107,410.56-1,219,262.40

Finding the Fourth Proportional to 2,251,743.36, 3,107,410.56 and 1,219,262.40

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Solution

The fourth proportional to 2,251,743.36, 3,107,410.56 and 1,219,262.40 is: 1,682,584.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,743.36 : 3,107,410.56 = 1,219,262.40 : x
  2. Step 2: Convert to fraction form
    2,251,743.36/3,107,410.56 = 1,219,262.40/x
  3. Step 3: Cross multiply
    2,251,743.36x = 3,107,410.56 × 1,219,262.40
  4. Step 4: Simplify right side
    2,251,743.36x = 3,788,748,857,170.94
  5. Step 5: Solve for x
    x = 3,788,748,857,170.94/2,251,743.36
  6. Step 6: Final answer
    x = 1,682,584.67

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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.