Home / 1,010,551.56-1,394,564.31-647,976.85

Finding the Fourth Proportional to 1,010,551.56, 1,394,564.31 and 647,976.85

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Solution

The fourth proportional to 1,010,551.56, 1,394,564.31 and 647,976.85 is: 894,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,551.56 : 1,394,564.31 = 647,976.85 : x
  2. Step 2: Convert to fraction form
    1,010,551.56/1,394,564.31 = 647,976.85/x
  3. Step 3: Cross multiply
    1,010,551.56x = 1,394,564.31 × 647,976.85
  4. Step 4: Simplify right side
    1,010,551.56x = 903,645,388,716.22
  5. Step 5: Solve for x
    x = 903,645,388,716.22/1,010,551.56
  6. Step 6: Final answer
    x = 894,210.08

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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.