Home / 1,221,556.20-1,832,930.46-864,024.24

Finding the Fourth Proportional to 1,221,556.20, 1,832,930.46 and 864,024.24

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Solution

The fourth proportional to 1,221,556.20, 1,832,930.46 and 864,024.24 is: 1,296,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,556.20 : 1,832,930.46 = 864,024.24 : x
  2. Step 2: Convert to fraction form
    1,221,556.20/1,832,930.46 = 864,024.24/x
  3. Step 3: Cross multiply
    1,221,556.20x = 1,832,930.46 × 864,024.24
  4. Step 4: Simplify right side
    1,221,556.20x = 1,583,696,347,674.35
  5. Step 5: Solve for x
    x = 1,583,696,347,674.35/1,221,556.20
  6. Step 6: Final answer
    x = 1,296,458.03

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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.