Home / 1,010,589.44-1,394,576.88-557,870.72

Finding the Fourth Proportional to 1,010,589.44, 1,394,576.88 and 557,870.72

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Solution

The fourth proportional to 1,010,589.44, 1,394,576.88 and 557,870.72 is: 769,841.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,589.44 : 1,394,576.88 = 557,870.72 : x
  2. Step 2: Convert to fraction form
    1,010,589.44/1,394,576.88 = 557,870.72/x
  3. Step 3: Cross multiply
    1,010,589.44x = 1,394,576.88 × 557,870.72
  4. Step 4: Simplify right side
    1,010,589.44x = 777,993,608,140.95
  5. Step 5: Solve for x
    x = 777,993,608,140.95/1,010,589.44
  6. Step 6: Final answer
    x = 769,841.42

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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.