Home / 1,585,696.40-2,188,277.04-860,550.38

Finding the Fourth Proportional to 1,585,696.40, 2,188,277.04 and 860,550.38

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Solution

The fourth proportional to 1,585,696.40, 2,188,277.04 and 860,550.38 is: 1,187,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,696.40 : 2,188,277.04 = 860,550.38 : x
  2. Step 2: Convert to fraction form
    1,585,696.40/2,188,277.04 = 860,550.38/x
  3. Step 3: Cross multiply
    1,585,696.40x = 2,188,277.04 × 860,550.38
  4. Step 4: Simplify right side
    1,585,696.40x = 1,883,122,638,317.28
  5. Step 5: Solve for x
    x = 1,883,122,638,317.28/1,585,696.40
  6. Step 6: Final answer
    x = 1,187,568.21

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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.