Home / 3,015,381.78-4,523,739.84-993,544.02

Finding the Fourth Proportional to 3,015,381.78, 4,523,739.84 and 993,544.02

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Solution

The fourth proportional to 3,015,381.78, 4,523,739.84 and 993,544.02 is: 1,490,535.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,381.78 : 4,523,739.84 = 993,544.02 : x
  2. Step 2: Convert to fraction form
    3,015,381.78/4,523,739.84 = 993,544.02/x
  3. Step 3: Cross multiply
    3,015,381.78x = 4,523,739.84 × 993,544.02
  4. Step 4: Simplify right side
    3,015,381.78x = 4,494,534,666,067.76
  5. Step 5: Solve for x
    x = 4,494,534,666,067.76/3,015,381.78
  6. Step 6: Final answer
    x = 1,490,535.86

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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.