Home / 1,100,085.80-1,649,898.30-539,522.60

Finding the Fourth Proportional to 1,100,085.80, 1,649,898.30 and 539,522.60

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Solution

The fourth proportional to 1,100,085.80, 1,649,898.30 and 539,522.60 is: 809,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,085.80 : 1,649,898.30 = 539,522.60 : x
  2. Step 2: Convert to fraction form
    1,100,085.80/1,649,898.30 = 539,522.60/x
  3. Step 3: Cross multiply
    1,100,085.80x = 1,649,898.30 × 539,522.60
  4. Step 4: Simplify right side
    1,100,085.80x = 890,157,420,551.58
  5. Step 5: Solve for x
    x = 890,157,420,551.58/1,100,085.80
  6. Step 6: Final answer
    x = 809,170.90

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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.