Home / 1,151,033.28-1,588,009.42-667,332.06

Finding the Fourth Proportional to 1,151,033.28, 1,588,009.42 and 667,332.06

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Solution

The fourth proportional to 1,151,033.28, 1,588,009.42 and 667,332.06 is: 920,676.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,033.28 : 1,588,009.42 = 667,332.06 : x
  2. Step 2: Convert to fraction form
    1,151,033.28/1,588,009.42 = 667,332.06/x
  3. Step 3: Cross multiply
    1,151,033.28x = 1,588,009.42 × 667,332.06
  4. Step 4: Simplify right side
    1,151,033.28x = 1,059,729,597,548.01
  5. Step 5: Solve for x
    x = 1,059,729,597,548.01/1,151,033.28
  6. Step 6: Final answer
    x = 920,676.77

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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.