Home / 1,149,301.73-1,586,036.37-666,147.12

Finding the Fourth Proportional to 1,149,301.73, 1,586,036.37 and 666,147.12

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Solution

The fourth proportional to 1,149,301.73, 1,586,036.37 and 666,147.12 is: 919,283.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,301.73 : 1,586,036.37 = 666,147.12 : x
  2. Step 2: Convert to fraction form
    1,149,301.73/1,586,036.37 = 666,147.12/x
  3. Step 3: Cross multiply
    1,149,301.73x = 1,586,036.37 × 666,147.12
  4. Step 4: Simplify right side
    1,149,301.73x = 1,056,533,560,090.75
  5. Step 5: Solve for x
    x = 1,056,533,560,090.75/1,149,301.73
  6. Step 6: Final answer
    x = 919,283.02

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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.