Home / 2,311,880.60-3,467,820.90-816,123.80

Finding the Fourth Proportional to 2,311,880.60, 3,467,820.90 and 816,123.80

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Solution

The fourth proportional to 2,311,880.60, 3,467,820.90 and 816,123.80 is: 1,224,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,880.60 : 3,467,820.90 = 816,123.80 : x
  2. Step 2: Convert to fraction form
    2,311,880.60/3,467,820.90 = 816,123.80/x
  3. Step 3: Cross multiply
    2,311,880.60x = 3,467,820.90 × 816,123.80
  4. Step 4: Simplify right side
    2,311,880.60x = 2,830,171,170,627.42
  5. Step 5: Solve for x
    x = 2,830,171,170,627.42/2,311,880.60
  6. Step 6: Final answer
    x = 1,224,185.70

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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.