Home / 1,149,773.77-1,586,336.55-666,245.48

Finding the Fourth Proportional to 1,149,773.77, 1,586,336.55 and 666,245.48

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Solution

The fourth proportional to 1,149,773.77, 1,586,336.55 and 666,245.48 is: 919,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,773.77 : 1,586,336.55 = 666,245.48 : x
  2. Step 2: Convert to fraction form
    1,149,773.77/1,586,336.55 = 666,245.48/x
  3. Step 3: Cross multiply
    1,149,773.77x = 1,586,336.55 × 666,245.48
  4. Step 4: Simplify right side
    1,149,773.77x = 1,056,889,556,196.29
  5. Step 5: Solve for x
    x = 1,056,889,556,196.29/1,149,773.77
  6. Step 6: Final answer
    x = 919,215.23

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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.