Home / 1,170,871.97-1,615,714.13-711,922.79

Finding the Fourth Proportional to 1,170,871.97, 1,615,714.13 and 711,922.79

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Solution

The fourth proportional to 1,170,871.97, 1,615,714.13 and 711,922.79 is: 982,399.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,871.97 : 1,615,714.13 = 711,922.79 : x
  2. Step 2: Convert to fraction form
    1,170,871.97/1,615,714.13 = 711,922.79/x
  3. Step 3: Cross multiply
    1,170,871.97x = 1,615,714.13 × 711,922.79
  4. Step 4: Simplify right side
    1,170,871.97x = 1,150,263,699,633.84
  5. Step 5: Solve for x
    x = 1,150,263,699,633.84/1,170,871.97
  6. Step 6: Final answer
    x = 982,399.22

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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.