Home / 1,195,638.60-1,796,222.70-822,390.60

Finding the Fourth Proportional to 1,195,638.60, 1,796,222.70 and 822,390.60

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Solution

The fourth proportional to 1,195,638.60, 1,796,222.70 and 822,390.60 is: 1,235,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,638.60 : 1,796,222.70 = 822,390.60 : x
  2. Step 2: Convert to fraction form
    1,195,638.60/1,796,222.70 = 822,390.60/x
  3. Step 3: Cross multiply
    1,195,638.60x = 1,796,222.70 × 822,390.60
  4. Step 4: Simplify right side
    1,195,638.60x = 1,477,196,663,986.62
  5. Step 5: Solve for x
    x = 1,477,196,663,986.62/1,195,638.60
  6. Step 6: Final answer
    x = 1,235,487.60

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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.