Home / 2,339,907.20-3,510,516.90-992,715.20

Finding the Fourth Proportional to 2,339,907.20, 3,510,516.90 and 992,715.20

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Solution

The fourth proportional to 2,339,907.20, 3,510,516.90 and 992,715.20 is: 1,489,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339,907.20 : 3,510,516.90 = 992,715.20 : x
  2. Step 2: Convert to fraction form
    2,339,907.20/3,510,516.90 = 992,715.20/x
  3. Step 3: Cross multiply
    2,339,907.20x = 3,510,516.90 × 992,715.20
  4. Step 4: Simplify right side
    2,339,907.20x = 3,484,943,486,486.88
  5. Step 5: Solve for x
    x = 3,484,943,486,486.88/2,339,907.20
  6. Step 6: Final answer
    x = 1,489,351.15

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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.