Home / 1,149,606.18-1,586,456.96-666,451.42

Finding the Fourth Proportional to 1,149,606.18, 1,586,456.96 and 666,451.42

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Solution

The fourth proportional to 1,149,606.18, 1,586,456.96 and 666,451.42 is: 919,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,606.18 : 1,586,456.96 = 666,451.42 : x
  2. Step 2: Convert to fraction form
    1,149,606.18/1,586,456.96 = 666,451.42/x
  3. Step 3: Cross multiply
    1,149,606.18x = 1,586,456.96 × 666,451.42
  4. Step 4: Simplify right side
    1,149,606.18x = 1,057,296,493,760.88
  5. Step 5: Solve for x
    x = 1,057,296,493,760.88/1,149,606.18
  6. Step 6: Final answer
    x = 919,703.21

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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.