Home / 2,185,763.85-3,278,920.77-1,173,494.70

Finding the Fourth Proportional to 2,185,763.85, 3,278,920.77 and 1,173,494.70

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Solution

The fourth proportional to 2,185,763.85, 3,278,920.77 and 1,173,494.70 is: 1,760,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,763.85 : 3,278,920.77 = 1,173,494.70 : x
  2. Step 2: Convert to fraction form
    2,185,763.85/3,278,920.77 = 1,173,494.70/x
  3. Step 3: Cross multiply
    2,185,763.85x = 3,278,920.77 × 1,173,494.70
  4. Step 4: Simplify right side
    2,185,763.85x = 3,847,796,145,314.92
  5. Step 5: Solve for x
    x = 3,847,796,145,314.92/2,185,763.85
  6. Step 6: Final answer
    x = 1,760,389.69

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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.