Home / 2,850,517.12-3,933,712-1,561,437.44

Finding the Fourth Proportional to 2,850,517.12, 3,933,712 and 1,561,437.44

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Solution

The fourth proportional to 2,850,517.12, 3,933,712 and 1,561,437.44 is: 2,154,782.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,517.12 : 3,933,712 = 1,561,437.44 : x
  2. Step 2: Convert to fraction form
    2,850,517.12/3,933,712 = 1,561,437.44/x
  3. Step 3: Cross multiply
    2,850,517.12x = 3,933,712 × 1,561,437.44
  4. Step 4: Simplify right side
    2,850,517.12x = 6,142,245,194,977.28
  5. Step 5: Solve for x
    x = 6,142,245,194,977.28/2,850,517.12
  6. Step 6: Final answer
    x = 2,154,782.78

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1.5x scale

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.