Home / 2,681,787.94-4,025,209.92-977,578.42

Finding the Fourth Proportional to 2,681,787.94, 4,025,209.92 and 977,578.42

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Solution

The fourth proportional to 2,681,787.94, 4,025,209.92 and 977,578.42 is: 1,467,289.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,787.94 : 4,025,209.92 = 977,578.42 : x
  2. Step 2: Convert to fraction form
    2,681,787.94/4,025,209.92 = 977,578.42/x
  3. Step 3: Cross multiply
    2,681,787.94x = 4,025,209.92 × 977,578.42
  4. Step 4: Simplify right side
    2,681,787.94x = 3,934,958,353,761.93
  5. Step 5: Solve for x
    x = 3,934,958,353,761.93/2,681,787.94
  6. Step 6: Final answer
    x = 1,467,289.15

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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.