Home / 1,021,654.26-1,531,103.58-516,571.56

Finding the Fourth Proportional to 1,021,654.26, 1,531,103.58 and 516,571.56

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Solution

The fourth proportional to 1,021,654.26, 1,531,103.58 and 516,571.56 is: 774,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,654.26 : 1,531,103.58 = 516,571.56 : x
  2. Step 2: Convert to fraction form
    1,021,654.26/1,531,103.58 = 516,571.56/x
  3. Step 3: Cross multiply
    1,021,654.26x = 1,531,103.58 × 516,571.56
  4. Step 4: Simplify right side
    1,021,654.26x = 790,924,564,842.19
  5. Step 5: Solve for x
    x = 790,924,564,842.19/1,021,654.26
  6. Step 6: Final answer
    x = 774,160.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.