Home / 2,855,562.52-4,281,965.92-1,657,786.36

Finding the Fourth Proportional to 2,855,562.52, 4,281,965.92 and 1,657,786.36

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Solution

The fourth proportional to 2,855,562.52, 4,281,965.92 and 1,657,786.36 is: 2,485,879.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,562.52 : 4,281,965.92 = 1,657,786.36 : x
  2. Step 2: Convert to fraction form
    2,855,562.52/4,281,965.92 = 1,657,786.36/x
  3. Step 3: Cross multiply
    2,855,562.52x = 4,281,965.92 × 1,657,786.36
  4. Step 4: Simplify right side
    2,855,562.52x = 7,098,584,696,160.85
  5. Step 5: Solve for x
    x = 7,098,584,696,160.85/2,855,562.52
  6. Step 6: Final answer
    x = 2,485,879.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.