Home / 2,100,540.40-3,154,612.20-1,839,266.80

Finding the Fourth Proportional to 2,100,540.40, 3,154,612.20 and 1,839,266.80

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Solution

The fourth proportional to 2,100,540.40, 3,154,612.20 and 1,839,266.80 is: 2,762,228.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,540.40 : 3,154,612.20 = 1,839,266.80 : x
  2. Step 2: Convert to fraction form
    2,100,540.40/3,154,612.20 = 1,839,266.80/x
  3. Step 3: Cross multiply
    2,100,540.40x = 3,154,612.20 × 1,839,266.80
  4. Step 4: Simplify right side
    2,100,540.40x = 5,802,173,486,334.96
  5. Step 5: Solve for x
    x = 5,802,173,486,334.96/2,100,540.40
  6. Step 6: Final answer
    x = 2,762,228.94

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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.