Home / 2,729,123.20-4,093,684.80-1,666,241.20

Finding the Fourth Proportional to 2,729,123.20, 4,093,684.80 and 1,666,241.20

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Solution

The fourth proportional to 2,729,123.20, 4,093,684.80 and 1,666,241.20 is: 2,499,361.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,123.20 : 4,093,684.80 = 1,666,241.20 : x
  2. Step 2: Convert to fraction form
    2,729,123.20/4,093,684.80 = 1,666,241.20/x
  3. Step 3: Cross multiply
    2,729,123.20x = 4,093,684.80 × 1,666,241.20
  4. Step 4: Simplify right side
    2,729,123.20x = 6,821,066,273,573.76
  5. Step 5: Solve for x
    x = 6,821,066,273,573.76/2,729,123.20
  6. Step 6: Final answer
    x = 2,499,361.80

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Similar ratio
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1.5x scale

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.