Home / 3,894,324.42-5,374,491.30-2,152,333.94

Finding the Fourth Proportional to 3,894,324.42, 5,374,491.30 and 2,152,333.94

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Solution

The fourth proportional to 3,894,324.42, 5,374,491.30 and 2,152,333.94 is: 2,970,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,324.42 : 5,374,491.30 = 2,152,333.94 : x
  2. Step 2: Convert to fraction form
    3,894,324.42/5,374,491.30 = 2,152,333.94/x
  3. Step 3: Cross multiply
    3,894,324.42x = 5,374,491.30 × 2,152,333.94
  4. Step 4: Simplify right side
    3,894,324.42x = 11,567,700,038,583.78
  5. Step 5: Solve for x
    x = 11,567,700,038,583.78/3,894,324.42
  6. Step 6: Final answer
    x = 2,970,399.68

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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.