Home / 1,090,858.70-1,634,057.31-889,173.56

Finding the Fourth Proportional to 1,090,858.70, 1,634,057.31 and 889,173.56

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Solution

The fourth proportional to 1,090,858.70, 1,634,057.31 and 889,173.56 is: 1,331,942.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,858.70 : 1,634,057.31 = 889,173.56 : x
  2. Step 2: Convert to fraction form
    1,090,858.70/1,634,057.31 = 889,173.56/x
  3. Step 3: Cross multiply
    1,090,858.70x = 1,634,057.31 × 889,173.56
  4. Step 4: Simplify right side
    1,090,858.70x = 1,452,960,562,996.27
  5. Step 5: Solve for x
    x = 1,452,960,562,996.27/1,090,858.70
  6. Step 6: Final answer
    x = 1,331,942.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.