Home / 3,457,100.43-4,770,834.80-1,929,174.75

Finding the Fourth Proportional to 3,457,100.43, 4,770,834.80 and 1,929,174.75

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Solution

The fourth proportional to 3,457,100.43, 4,770,834.80 and 1,929,174.75 is: 2,662,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,100.43 : 4,770,834.80 = 1,929,174.75 : x
  2. Step 2: Convert to fraction form
    3,457,100.43/4,770,834.80 = 1,929,174.75/x
  3. Step 3: Cross multiply
    3,457,100.43x = 4,770,834.80 × 1,929,174.75
  4. Step 4: Simplify right side
    3,457,100.43x = 9,203,774,022,935.43
  5. Step 5: Solve for x
    x = 9,203,774,022,935.43/3,457,100.43
  6. Step 6: Final answer
    x = 2,662,281.36

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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.