Home / 1,149,620.94-1,586,477.34-666,466.20

Finding the Fourth Proportional to 1,149,620.94, 1,586,477.34 and 666,466.20

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Solution

The fourth proportional to 1,149,620.94, 1,586,477.34 and 666,466.20 is: 919,723.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,620.94 : 1,586,477.34 = 666,466.20 : x
  2. Step 2: Convert to fraction form
    1,149,620.94/1,586,477.34 = 666,466.20/x
  3. Step 3: Cross multiply
    1,149,620.94x = 1,586,477.34 × 666,466.20
  4. Step 4: Simplify right side
    1,149,620.94x = 1,057,333,524,175.91
  5. Step 5: Solve for x
    x = 1,057,333,524,175.91/1,149,620.94
  6. Step 6: Final answer
    x = 919,723.61

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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.