Home / 4,154,455.13-6,231,997.80-1,121,776.85

Finding the Fourth Proportional to 4,154,455.13, 6,231,997.80 and 1,121,776.85

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Solution

The fourth proportional to 4,154,455.13, 6,231,997.80 and 1,121,776.85 is: 1,682,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154,455.13 : 6,231,997.80 = 1,121,776.85 : x
  2. Step 2: Convert to fraction form
    4,154,455.13/6,231,997.80 = 1,121,776.85/x
  3. Step 3: Cross multiply
    4,154,455.13x = 6,231,997.80 × 1,121,776.85
  4. Step 4: Simplify right side
    4,154,455.13x = 6,990,910,830,130.94
  5. Step 5: Solve for x
    x = 6,990,910,830,130.94/4,154,455.13
  6. Step 6: Final answer
    x = 1,682,750.35

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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.