Home / 1,091,305.05-1,505,923.56-601,253.16

Finding the Fourth Proportional to 1,091,305.05, 1,505,923.56 and 601,253.16

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Solution

The fourth proportional to 1,091,305.05, 1,505,923.56 and 601,253.16 is: 829,686.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,305.05 : 1,505,923.56 = 601,253.16 : x
  2. Step 2: Convert to fraction form
    1,091,305.05/1,505,923.56 = 601,253.16/x
  3. Step 3: Cross multiply
    1,091,305.05x = 1,505,923.56 × 601,253.16
  4. Step 4: Simplify right side
    1,091,305.05x = 905,441,299,168.45
  5. Step 5: Solve for x
    x = 905,441,299,168.45/1,091,305.05
  6. Step 6: Final answer
    x = 829,686.71

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Double scale
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1.5x scale

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.