Home / 816,609.59-1,222,519.04-572,604.58

Finding the Fourth Proportional to 816,609.59, 1,222,519.04 and 572,604.58

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Solution

The fourth proportional to 816,609.59, 1,222,519.04 and 572,604.58 is: 857,227.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,609.59 : 1,222,519.04 = 572,604.58 : x
  2. Step 2: Convert to fraction form
    816,609.59/1,222,519.04 = 572,604.58/x
  3. Step 3: Cross multiply
    816,609.59x = 1,222,519.04 × 572,604.58
  4. Step 4: Simplify right side
    816,609.59x = 700,020,001,441.20
  5. Step 5: Solve for x
    x = 700,020,001,441.20/816,609.59
  6. Step 6: Final answer
    x = 857,227.26

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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.