Home / 1,211,293.44-1,816,386.48-452,578.41

Finding the Fourth Proportional to 1,211,293.44, 1,816,386.48 and 452,578.41

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Solution

The fourth proportional to 1,211,293.44, 1,816,386.48 and 452,578.41 is: 678,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,293.44 : 1,816,386.48 = 452,578.41 : x
  2. Step 2: Convert to fraction form
    1,211,293.44/1,816,386.48 = 452,578.41/x
  3. Step 3: Cross multiply
    1,211,293.44x = 1,816,386.48 × 452,578.41
  4. Step 4: Simplify right side
    1,211,293.44x = 822,057,305,063.90
  5. Step 5: Solve for x
    x = 822,057,305,063.90/1,211,293.44
  6. Step 6: Final answer
    x = 678,660.74

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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.