Home / 2,891,223.80-4,340,982.90-2,186,199.80

Finding the Fourth Proportional to 2,891,223.80, 4,340,982.90 and 2,186,199.80

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Solution

The fourth proportional to 2,891,223.80, 4,340,982.90 and 2,186,199.80 is: 3,282,435.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,223.80 : 4,340,982.90 = 2,186,199.80 : x
  2. Step 2: Convert to fraction form
    2,891,223.80/4,340,982.90 = 2,186,199.80/x
  3. Step 3: Cross multiply
    2,891,223.80x = 4,340,982.90 × 2,186,199.80
  4. Step 4: Simplify right side
    2,891,223.80x = 9,490,255,947,783.42
  5. Step 5: Solve for x
    x = 9,490,255,947,783.42/2,891,223.80
  6. Step 6: Final answer
    x = 3,282,435.61

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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.