Home / 3,280,522.80-4,920,784.20-1,683,247.35

Finding the Fourth Proportional to 3,280,522.80, 4,920,784.20 and 1,683,247.35

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Solution

The fourth proportional to 3,280,522.80, 4,920,784.20 and 1,683,247.35 is: 2,524,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,522.80 : 4,920,784.20 = 1,683,247.35 : x
  2. Step 2: Convert to fraction form
    3,280,522.80/4,920,784.20 = 1,683,247.35/x
  3. Step 3: Cross multiply
    3,280,522.80x = 4,920,784.20 × 1,683,247.35
  4. Step 4: Simplify right side
    3,280,522.80x = 8,282,896,964,571.87
  5. Step 5: Solve for x
    x = 8,282,896,964,571.87/3,280,522.80
  6. Step 6: Final answer
    x = 2,524,871.03

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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.