Home / 1,685,186.10-2,522,530.35-1,212,794.10

Finding the Fourth Proportional to 1,685,186.10, 2,522,530.35 and 1,212,794.10

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Solution

The fourth proportional to 1,685,186.10, 2,522,530.35 and 1,212,794.10 is: 1,815,413.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,186.10 : 2,522,530.35 = 1,212,794.10 : x
  2. Step 2: Convert to fraction form
    1,685,186.10/2,522,530.35 = 1,212,794.10/x
  3. Step 3: Cross multiply
    1,685,186.10x = 2,522,530.35 × 1,212,794.10
  4. Step 4: Simplify right side
    1,685,186.10x = 3,059,309,925,550.94
  5. Step 5: Solve for x
    x = 3,059,309,925,550.94/1,685,186.10
  6. Step 6: Final answer
    x = 1,815,413.70

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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.