Home / 989,847.90-1,484,771.85-989,847.90

Finding the Fourth Proportional to 989,847.90, 1,484,771.85 and 989,847.90

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Solution

The fourth proportional to 989,847.90, 1,484,771.85 and 989,847.90 is: 1,484,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,847.90 : 1,484,771.85 = 989,847.90 : x
  2. Step 2: Convert to fraction form
    989,847.90/1,484,771.85 = 989,847.90/x
  3. Step 3: Cross multiply
    989,847.90x = 1,484,771.85 × 989,847.90
  4. Step 4: Simplify right side
    989,847.90x = 1,469,698,297,701.62
  5. Step 5: Solve for x
    x = 1,469,698,297,701.62/989,847.90
  6. Step 6: Final answer
    x = 1,484,771.85

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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.