Home / 2,207,334.06-3,046,953.42-1,289,861.55

Finding the Fourth Proportional to 2,207,334.06, 3,046,953.42 and 1,289,861.55

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Solution

The fourth proportional to 2,207,334.06, 3,046,953.42 and 1,289,861.55 is: 1,780,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,334.06 : 3,046,953.42 = 1,289,861.55 : x
  2. Step 2: Convert to fraction form
    2,207,334.06/3,046,953.42 = 1,289,861.55/x
  3. Step 3: Cross multiply
    2,207,334.06x = 3,046,953.42 × 1,289,861.55
  4. Step 4: Simplify right side
    2,207,334.06x = 3,930,148,061,099.00
  5. Step 5: Solve for x
    x = 3,930,148,061,099.00/2,207,334.06
  6. Step 6: Final answer
    x = 1,780,495.36

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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.