Home / 3,174,354.28-4,380,640.50-1,724,078.02

Finding the Fourth Proportional to 3,174,354.28, 4,380,640.50 and 1,724,078.02

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Solution

The fourth proportional to 3,174,354.28, 4,380,640.50 and 1,724,078.02 is: 2,379,244.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,354.28 : 4,380,640.50 = 1,724,078.02 : x
  2. Step 2: Convert to fraction form
    3,174,354.28/4,380,640.50 = 1,724,078.02/x
  3. Step 3: Cross multiply
    3,174,354.28x = 4,380,640.50 × 1,724,078.02
  4. Step 4: Simplify right side
    3,174,354.28x = 7,552,565,999,571.81
  5. Step 5: Solve for x
    x = 7,552,565,999,571.81/3,174,354.28
  6. Step 6: Final answer
    x = 2,379,244.83

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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.