Home / 1,158,057.14-1,598,119-641,844.36

Finding the Fourth Proportional to 1,158,057.14, 1,598,119 and 641,844.36

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Solution

The fourth proportional to 1,158,057.14, 1,598,119 and 641,844.36 is: 885,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,057.14 : 1,598,119 = 641,844.36 : x
  2. Step 2: Convert to fraction form
    1,158,057.14/1,598,119 = 641,844.36/x
  3. Step 3: Cross multiply
    1,158,057.14x = 1,598,119 × 641,844.36
  4. Step 4: Simplify right side
    1,158,057.14x = 1,025,743,666,758.84
  5. Step 5: Solve for x
    x = 1,025,743,666,758.84/1,158,057.14
  6. Step 6: Final answer
    x = 885,745.30

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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.