Home / 3,658,037.77-5,485,731.27-1,228,464.12

Finding the Fourth Proportional to 3,658,037.77, 5,485,731.27 and 1,228,464.12

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Solution

The fourth proportional to 3,658,037.77, 5,485,731.27 and 1,228,464.12 is: 1,842,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,037.77 : 5,485,731.27 = 1,228,464.12 : x
  2. Step 2: Convert to fraction form
    3,658,037.77/5,485,731.27 = 1,228,464.12/x
  3. Step 3: Cross multiply
    3,658,037.77x = 5,485,731.27 × 1,228,464.12
  4. Step 4: Simplify right side
    3,658,037.77x = 6,739,024,009,728.38
  5. Step 5: Solve for x
    x = 6,739,024,009,728.38/3,658,037.77
  6. Step 6: Final answer
    x = 1,842,251.07

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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.