Home / 3,410,915.54-5,113,674.38-1,280,762.42

Finding the Fourth Proportional to 3,410,915.54, 5,113,674.38 and 1,280,762.42

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Solution

The fourth proportional to 3,410,915.54, 5,113,674.38 and 1,280,762.42 is: 1,920,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410,915.54 : 5,113,674.38 = 1,280,762.42 : x
  2. Step 2: Convert to fraction form
    3,410,915.54/5,113,674.38 = 1,280,762.42/x
  3. Step 3: Cross multiply
    3,410,915.54x = 5,113,674.38 × 1,280,762.42
  4. Step 4: Simplify right side
    3,410,915.54x = 6,549,401,951,654.33
  5. Step 5: Solve for x
    x = 6,549,401,951,654.33/3,410,915.54
  6. Step 6: Final answer
    x = 1,920,130.21

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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.