Home / 3,219,736.64-4,443,143.95-1,769,430.33

Finding the Fourth Proportional to 3,219,736.64, 4,443,143.95 and 1,769,430.33

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Solution

The fourth proportional to 3,219,736.64, 4,443,143.95 and 1,769,430.33 is: 2,441,762.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,736.64 : 4,443,143.95 = 1,769,430.33 : x
  2. Step 2: Convert to fraction form
    3,219,736.64/4,443,143.95 = 1,769,430.33/x
  3. Step 3: Cross multiply
    3,219,736.64x = 4,443,143.95 × 1,769,430.33
  4. Step 4: Simplify right side
    3,219,736.64x = 7,861,833,661,262.43
  5. Step 5: Solve for x
    x = 7,861,833,661,262.43/3,219,736.64
  6. Step 6: Final answer
    x = 2,441,762.96

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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.