Home / 1,171,844.88-1,617,189.48-662,516.88

Finding the Fourth Proportional to 1,171,844.88, 1,617,189.48 and 662,516.88

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Solution

The fourth proportional to 1,171,844.88, 1,617,189.48 and 662,516.88 is: 914,297.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,844.88 : 1,617,189.48 = 662,516.88 : x
  2. Step 2: Convert to fraction form
    1,171,844.88/1,617,189.48 = 662,516.88/x
  3. Step 3: Cross multiply
    1,171,844.88x = 1,617,189.48 × 662,516.88
  4. Step 4: Simplify right side
    1,171,844.88x = 1,071,415,328,658.42
  5. Step 5: Solve for x
    x = 1,071,415,328,658.42/1,171,844.88
  6. Step 6: Final answer
    x = 914,297.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.