Home / 3,679,683.60-5,519,137.16-984,280.80

Finding the Fourth Proportional to 3,679,683.60, 5,519,137.16 and 984,280.80

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Solution

The fourth proportional to 3,679,683.60, 5,519,137.16 and 984,280.80 is: 1,476,317.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,683.60 : 5,519,137.16 = 984,280.80 : x
  2. Step 2: Convert to fraction form
    3,679,683.60/5,519,137.16 = 984,280.80/x
  3. Step 3: Cross multiply
    3,679,683.60x = 5,519,137.16 × 984,280.80
  4. Step 4: Simplify right side
    3,679,683.60x = 5,432,380,739,154.53
  5. Step 5: Solve for x
    x = 5,432,380,739,154.53/3,679,683.60
  6. Step 6: Final answer
    x = 1,476,317.35

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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.