Home / 3,977,449.49-5,966,410.03-1,245,507.86

Finding the Fourth Proportional to 3,977,449.49, 5,966,410.03 and 1,245,507.86

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Solution

The fourth proportional to 3,977,449.49, 5,966,410.03 and 1,245,507.86 is: 1,868,335.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,449.49 : 5,966,410.03 = 1,245,507.86 : x
  2. Step 2: Convert to fraction form
    3,977,449.49/5,966,410.03 = 1,245,507.86/x
  3. Step 3: Cross multiply
    3,977,449.49x = 5,966,410.03 × 1,245,507.86
  4. Step 4: Simplify right side
    3,977,449.49x = 7,431,210,600,150.09
  5. Step 5: Solve for x
    x = 7,431,210,600,150.09/3,977,449.49
  6. Step 6: Final answer
    x = 1,868,335.63

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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.