Home / 5,640,150-7,783,416.72-3,225,702

Finding the Fourth Proportional to 5,640,150, 7,783,416.72 and 3,225,702

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Solution

The fourth proportional to 5,640,150, 7,783,416.72 and 3,225,702 is: 4,451,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,150 : 7,783,416.72 = 3,225,702 : x
  2. Step 2: Convert to fraction form
    5,640,150/7,783,416.72 = 3,225,702/x
  3. Step 3: Cross multiply
    5,640,150x = 7,783,416.72 × 3,225,702
  4. Step 4: Simplify right side
    5,640,150x = 25,106,982,880,537.44
  5. Step 5: Solve for x
    x = 25,106,982,880,537.44/5,640,150
  6. Step 6: Final answer
    x = 4,451,474.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.