Home / 3,543,321.58-4,889,782.47-1,933,689.58

Finding the Fourth Proportional to 3,543,321.58, 4,889,782.47 and 1,933,689.58

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Solution

The fourth proportional to 3,543,321.58, 4,889,782.47 and 1,933,689.58 is: 2,668,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,321.58 : 4,889,782.47 = 1,933,689.58 : x
  2. Step 2: Convert to fraction form
    3,543,321.58/4,889,782.47 = 1,933,689.58/x
  3. Step 3: Cross multiply
    3,543,321.58x = 4,889,782.47 × 1,933,689.58
  4. Step 4: Simplify right side
    3,543,321.58x = 9,455,321,410,705.66
  5. Step 5: Solve for x
    x = 9,455,321,410,705.66/3,543,321.58
  6. Step 6: Final answer
    x = 2,668,490.91

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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.