Home / 4,221,768.83-5,825,884.97-2,287,987.90

Finding the Fourth Proportional to 4,221,768.83, 5,825,884.97 and 2,287,987.90

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Solution

The fourth proportional to 4,221,768.83, 5,825,884.97 and 2,287,987.90 is: 3,157,338.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221,768.83 : 5,825,884.97 = 2,287,987.90 : x
  2. Step 2: Convert to fraction form
    4,221,768.83/5,825,884.97 = 2,287,987.90/x
  3. Step 3: Cross multiply
    4,221,768.83x = 5,825,884.97 × 2,287,987.90
  4. Step 4: Simplify right side
    4,221,768.83x = 13,329,554,309,307.12
  5. Step 5: Solve for x
    x = 13,329,554,309,307.12/4,221,768.83
  6. Step 6: Final answer
    x = 3,157,338.75

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Double scale
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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.