Home / 1,151,533.97-1,588,603.39-667,818.78

Finding the Fourth Proportional to 1,151,533.97, 1,588,603.39 and 667,818.78

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Solution

The fourth proportional to 1,151,533.97, 1,588,603.39 and 667,818.78 is: 921,292.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,533.97 : 1,588,603.39 = 667,818.78 : x
  2. Step 2: Convert to fraction form
    1,151,533.97/1,588,603.39 = 667,818.78/x
  3. Step 3: Cross multiply
    1,151,533.97x = 1,588,603.39 × 667,818.78
  4. Step 4: Simplify right side
    1,151,533.97x = 1,060,899,170,186.85
  5. Step 5: Solve for x
    x = 1,060,899,170,186.85/1,151,533.97
  6. Step 6: Final answer
    x = 921,292.12

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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.