Home / 4,922,977.44-7,384,406.76-1,279,384.56

Finding the Fourth Proportional to 4,922,977.44, 7,384,406.76 and 1,279,384.56

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Solution

The fourth proportional to 4,922,977.44, 7,384,406.76 and 1,279,384.56 is: 1,919,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922,977.44 : 7,384,406.76 = 1,279,384.56 : x
  2. Step 2: Convert to fraction form
    4,922,977.44/7,384,406.76 = 1,279,384.56/x
  3. Step 3: Cross multiply
    4,922,977.44x = 7,384,406.76 × 1,279,384.56
  4. Step 4: Simplify right side
    4,922,977.44x = 9,447,495,993,503.63
  5. Step 5: Solve for x
    x = 9,447,495,993,503.63/4,922,977.44
  6. Step 6: Final answer
    x = 1,919,061.40

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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.