Home / 1,557,466.75-2,149,304.12-842,074.75

Finding the Fourth Proportional to 1,557,466.75, 2,149,304.12 and 842,074.75

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Solution

The fourth proportional to 1,557,466.75, 2,149,304.12 and 842,074.75 is: 1,162,063.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,466.75 : 2,149,304.12 = 842,074.75 : x
  2. Step 2: Convert to fraction form
    1,557,466.75/2,149,304.12 = 842,074.75/x
  3. Step 3: Cross multiply
    1,557,466.75x = 2,149,304.12 × 842,074.75
  4. Step 4: Simplify right side
    1,557,466.75x = 1,809,874,729,522.97
  5. Step 5: Solve for x
    x = 1,809,874,729,522.97/1,557,466.75
  6. Step 6: Final answer
    x = 1,162,063.16

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Double scale
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Similar ratio
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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.