Home / 3,818,166.14-5,725,748.36-1,388,742.66

Finding the Fourth Proportional to 3,818,166.14, 5,725,748.36 and 1,388,742.66

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Solution

The fourth proportional to 3,818,166.14, 5,725,748.36 and 1,388,742.66 is: 2,082,568.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,166.14 : 5,725,748.36 = 1,388,742.66 : x
  2. Step 2: Convert to fraction form
    3,818,166.14/5,725,748.36 = 1,388,742.66/x
  3. Step 3: Cross multiply
    3,818,166.14x = 5,725,748.36 × 1,388,742.66
  4. Step 4: Simplify right side
    3,818,166.14x = 7,951,591,011,428.89
  5. Step 5: Solve for x
    x = 7,951,591,011,428.89/3,818,166.14
  6. Step 6: Final answer
    x = 2,082,568.10

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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.