Home / 2,777,242.60-4,168,974.30-2,148,941.80

Finding the Fourth Proportional to 2,777,242.60, 4,168,974.30 and 2,148,941.80

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Solution

The fourth proportional to 2,777,242.60, 4,168,974.30 and 2,148,941.80 is: 3,225,819.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,242.60 : 4,168,974.30 = 2,148,941.80 : x
  2. Step 2: Convert to fraction form
    2,777,242.60/4,168,974.30 = 2,148,941.80/x
  3. Step 3: Cross multiply
    2,777,242.60x = 4,168,974.30 × 2,148,941.80
  4. Step 4: Simplify right side
    2,777,242.60x = 8,958,883,136,395.74
  5. Step 5: Solve for x
    x = 8,958,883,136,395.74/2,777,242.60
  6. Step 6: Final answer
    x = 3,225,819.43

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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.