Home / 2,970,664.10-4,099,581.64-1,809,164.80

Finding the Fourth Proportional to 2,970,664.10, 4,099,581.64 and 1,809,164.80

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Solution

The fourth proportional to 2,970,664.10, 4,099,581.64 and 1,809,164.80 is: 2,496,687.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,664.10 : 4,099,581.64 = 1,809,164.80 : x
  2. Step 2: Convert to fraction form
    2,970,664.10/4,099,581.64 = 1,809,164.80/x
  3. Step 3: Cross multiply
    2,970,664.10x = 4,099,581.64 × 1,809,164.80
  4. Step 4: Simplify right side
    2,970,664.10x = 7,416,818,797,814.27
  5. Step 5: Solve for x
    x = 7,416,818,797,814.27/2,970,664.10
  6. Step 6: Final answer
    x = 2,496,687.12

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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.