Home / 1,245,568.74-1,718,890.11-701,711.06

Finding the Fourth Proportional to 1,245,568.74, 1,718,890.11 and 701,711.06

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Solution

The fourth proportional to 1,245,568.74, 1,718,890.11 and 701,711.06 is: 968,364.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,568.74 : 1,718,890.11 = 701,711.06 : x
  2. Step 2: Convert to fraction form
    1,245,568.74/1,718,890.11 = 701,711.06/x
  3. Step 3: Cross multiply
    1,245,568.74x = 1,718,890.11 × 701,711.06
  4. Step 4: Simplify right side
    1,245,568.74x = 1,206,164,192,517.17
  5. Step 5: Solve for x
    x = 1,206,164,192,517.17/1,245,568.74
  6. Step 6: Final answer
    x = 968,364.21

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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.