Home / 1,826,821.80-2,734,983.90-1,118,233.80

Finding the Fourth Proportional to 1,826,821.80, 2,734,983.90 and 1,118,233.80

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Solution

The fourth proportional to 1,826,821.80, 2,734,983.90 and 1,118,233.80 is: 1,674,137.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,821.80 : 2,734,983.90 = 1,118,233.80 : x
  2. Step 2: Convert to fraction form
    1,826,821.80/2,734,983.90 = 1,118,233.80/x
  3. Step 3: Cross multiply
    1,826,821.80x = 2,734,983.90 × 1,118,233.80
  4. Step 4: Simplify right side
    1,826,821.80x = 3,058,351,439,435.82
  5. Step 5: Solve for x
    x = 3,058,351,439,435.82/1,826,821.80
  6. Step 6: Final answer
    x = 1,674,137.81

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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.