Home / 1,715,166.06-2,366,550.59-989,859.66

Finding the Fourth Proportional to 1,715,166.06, 2,366,550.59 and 989,859.66

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Solution

The fourth proportional to 1,715,166.06, 2,366,550.59 and 989,859.66 is: 1,365,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,166.06 : 2,366,550.59 = 989,859.66 : x
  2. Step 2: Convert to fraction form
    1,715,166.06/2,366,550.59 = 989,859.66/x
  3. Step 3: Cross multiply
    1,715,166.06x = 2,366,550.59 × 989,859.66
  4. Step 4: Simplify right side
    1,715,166.06x = 2,342,552,957,440.90
  5. Step 5: Solve for x
    x = 2,342,552,957,440.90/1,715,166.06
  6. Step 6: Final answer
    x = 1,365,787.85

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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.