Home / 1,170,654.79-1,615,764.04-711,672.07

Finding the Fourth Proportional to 1,170,654.79, 1,615,764.04 and 711,672.07

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Solution

The fourth proportional to 1,170,654.79, 1,615,764.04 and 711,672.07 is: 982,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,654.79 : 1,615,764.04 = 711,672.07 : x
  2. Step 2: Convert to fraction form
    1,170,654.79/1,615,764.04 = 711,672.07/x
  3. Step 3: Cross multiply
    1,170,654.79x = 1,615,764.04 × 711,672.07
  4. Step 4: Simplify right side
    1,170,654.79x = 1,149,894,130,899.54
  5. Step 5: Solve for x
    x = 1,149,894,130,899.54/1,170,654.79
  6. Step 6: Final answer
    x = 982,265.77

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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.