Home / 2,870,861.60-4,315,623.60-2,035,200.80

Finding the Fourth Proportional to 2,870,861.60, 4,315,623.60 and 2,035,200.80

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Solution

The fourth proportional to 2,870,861.60, 4,315,623.60 and 2,035,200.80 is: 3,059,416.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,861.60 : 4,315,623.60 = 2,035,200.80 : x
  2. Step 2: Convert to fraction form
    2,870,861.60/4,315,623.60 = 2,035,200.80/x
  3. Step 3: Cross multiply
    2,870,861.60x = 4,315,623.60 × 2,035,200.80
  4. Step 4: Simplify right side
    2,870,861.60x = 8,783,160,603,218.88
  5. Step 5: Solve for x
    x = 8,783,160,603,218.88/2,870,861.60
  6. Step 6: Final answer
    x = 3,059,416.24

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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.