Home / 2,291,285.80-3,440,600.70-1,821,874.60

Finding the Fourth Proportional to 2,291,285.80, 3,440,600.70 and 1,821,874.60

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Solution

The fourth proportional to 2,291,285.80, 3,440,600.70 and 1,821,874.60 is: 2,735,731.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,285.80 : 3,440,600.70 = 1,821,874.60 : x
  2. Step 2: Convert to fraction form
    2,291,285.80/3,440,600.70 = 1,821,874.60/x
  3. Step 3: Cross multiply
    2,291,285.80x = 3,440,600.70 × 1,821,874.60
  4. Step 4: Simplify right side
    2,291,285.80x = 6,268,343,024,072.22
  5. Step 5: Solve for x
    x = 6,268,343,024,072.22/2,291,285.80
  6. Step 6: Final answer
    x = 2,735,731.62

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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.