Home / 2,558,953.12-3,839,218.08-1,840,917.28

Finding the Fourth Proportional to 2,558,953.12, 3,839,218.08 and 1,840,917.28

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Solution

The fourth proportional to 2,558,953.12, 3,839,218.08 and 1,840,917.28 is: 2,761,943.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,953.12 : 3,839,218.08 = 1,840,917.28 : x
  2. Step 2: Convert to fraction form
    2,558,953.12/3,839,218.08 = 1,840,917.28/x
  3. Step 3: Cross multiply
    2,558,953.12x = 3,839,218.08 × 1,840,917.28
  4. Step 4: Simplify right side
    2,558,953.12x = 7,067,682,905,160.42
  5. Step 5: Solve for x
    x = 7,067,682,905,160.42/2,558,953.12
  6. Step 6: Final answer
    x = 2,761,943.10

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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.