Home / 3,049,621.78-4,574,427.18-919,704.28

Finding the Fourth Proportional to 3,049,621.78, 4,574,427.18 and 919,704.28

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Solution

The fourth proportional to 3,049,621.78, 4,574,427.18 and 919,704.28 is: 1,379,554.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049,621.78 : 4,574,427.18 = 919,704.28 : x
  2. Step 2: Convert to fraction form
    3,049,621.78/4,574,427.18 = 919,704.28/x
  3. Step 3: Cross multiply
    3,049,621.78x = 4,574,427.18 × 919,704.28
  4. Step 4: Simplify right side
    3,049,621.78x = 4,207,120,255,994.33
  5. Step 5: Solve for x
    x = 4,207,120,255,994.33/3,049,621.78
  6. Step 6: Final answer
    x = 1,379,554.76

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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.