Home / 3,944,943.12-5,917,751.61-1,385,935.77

Finding the Fourth Proportional to 3,944,943.12, 5,917,751.61 and 1,385,935.77

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Solution

The fourth proportional to 3,944,943.12, 5,917,751.61 and 1,385,935.77 is: 2,079,022.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944,943.12 : 5,917,751.61 = 1,385,935.77 : x
  2. Step 2: Convert to fraction form
    3,944,943.12/5,917,751.61 = 1,385,935.77/x
  3. Step 3: Cross multiply
    3,944,943.12x = 5,917,751.61 × 1,385,935.77
  4. Step 4: Simplify right side
    3,944,943.12x = 8,201,623,634,274.09
  5. Step 5: Solve for x
    x = 8,201,623,634,274.09/3,944,943.12
  6. Step 6: Final answer
    x = 2,079,022.03

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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.