Home / 1,195,578.83-1,792,122.64-521,479.15

Finding the Fourth Proportional to 1,195,578.83, 1,792,122.64 and 521,479.15

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Solution

The fourth proportional to 1,195,578.83, 1,792,122.64 and 521,479.15 is: 781,675.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,578.83 : 1,792,122.64 = 521,479.15 : x
  2. Step 2: Convert to fraction form
    1,195,578.83/1,792,122.64 = 521,479.15/x
  3. Step 3: Cross multiply
    1,195,578.83x = 1,792,122.64 × 521,479.15
  4. Step 4: Simplify right side
    1,195,578.83x = 934,554,585,218.95
  5. Step 5: Solve for x
    x = 934,554,585,218.95/1,195,578.83
  6. Step 6: Final answer
    x = 781,675.42

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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.