Home / 2,645,363.06-3,967,851.87-1,186,861.12

Finding the Fourth Proportional to 2,645,363.06, 3,967,851.87 and 1,186,861.12

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Solution

The fourth proportional to 2,645,363.06, 3,967,851.87 and 1,186,861.12 is: 1,780,205.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,363.06 : 3,967,851.87 = 1,186,861.12 : x
  2. Step 2: Convert to fraction form
    2,645,363.06/3,967,851.87 = 1,186,861.12/x
  3. Step 3: Cross multiply
    2,645,363.06x = 3,967,851.87 × 1,186,861.12
  4. Step 4: Simplify right side
    2,645,363.06x = 4,709,289,104,502.67
  5. Step 5: Solve for x
    x = 4,709,289,104,502.67/2,645,363.06
  6. Step 6: Final answer
    x = 1,780,205.21

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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.