Home / 3,294,112.81-4,942,021.11-1,929,039.34

Finding the Fourth Proportional to 3,294,112.81, 4,942,021.11 and 1,929,039.34

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Solution

The fourth proportional to 3,294,112.81, 4,942,021.11 and 1,929,039.34 is: 2,894,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294,112.81 : 4,942,021.11 = 1,929,039.34 : x
  2. Step 2: Convert to fraction form
    3,294,112.81/4,942,021.11 = 1,929,039.34/x
  3. Step 3: Cross multiply
    3,294,112.81x = 4,942,021.11 × 1,929,039.34
  4. Step 4: Simplify right side
    3,294,112.81x = 9,533,353,140,300.47
  5. Step 5: Solve for x
    x = 9,533,353,140,300.47/3,294,112.81
  6. Step 6: Final answer
    x = 2,894,057.88

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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.