Home / 2,850,455.66-3,933,630.47-1,561,317.57

Finding the Fourth Proportional to 2,850,455.66, 3,933,630.47 and 1,561,317.57

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Solution

The fourth proportional to 2,850,455.66, 3,933,630.47 and 1,561,317.57 is: 2,154,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,455.66 : 3,933,630.47 = 1,561,317.57 : x
  2. Step 2: Convert to fraction form
    2,850,455.66/3,933,630.47 = 1,561,317.57/x
  3. Step 3: Cross multiply
    2,850,455.66x = 3,933,630.47 × 1,561,317.57
  4. Step 4: Simplify right side
    2,850,455.66x = 6,141,646,366,698.36
  5. Step 5: Solve for x
    x = 6,141,646,366,698.36/2,850,455.66
  6. Step 6: Final answer
    x = 2,154,619.16

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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.