Home / 2,072,489.10-3,108,733.65-724,203.60

Finding the Fourth Proportional to 2,072,489.10, 3,108,733.65 and 724,203.60

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Solution

The fourth proportional to 2,072,489.10, 3,108,733.65 and 724,203.60 is: 1,086,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,489.10 : 3,108,733.65 = 724,203.60 : x
  2. Step 2: Convert to fraction form
    2,072,489.10/3,108,733.65 = 724,203.60/x
  3. Step 3: Cross multiply
    2,072,489.10x = 3,108,733.65 × 724,203.60
  4. Step 4: Simplify right side
    2,072,489.10x = 2,251,356,100,771.14
  5. Step 5: Solve for x
    x = 2,251,356,100,771.14/2,072,489.10
  6. Step 6: Final answer
    x = 1,086,305.40

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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.