Home / 1,855,153.80-2,786,109.90-1,622,910.60

Finding the Fourth Proportional to 1,855,153.80, 2,786,109.90 and 1,622,910.60

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Solution

The fourth proportional to 1,855,153.80, 2,786,109.90 and 1,622,910.60 is: 2,437,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,153.80 : 2,786,109.90 = 1,622,910.60 : x
  2. Step 2: Convert to fraction form
    1,855,153.80/2,786,109.90 = 1,622,910.60/x
  3. Step 3: Cross multiply
    1,855,153.80x = 2,786,109.90 × 1,622,910.60
  4. Step 4: Simplify right side
    1,855,153.80x = 4,521,607,289,474.94
  5. Step 5: Solve for x
    x = 4,521,607,289,474.94/1,855,153.80
  6. Step 6: Final answer
    x = 2,437,322.06

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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.