Home / 2,240,079.20-3,360,556.20-892,012.40

Finding the Fourth Proportional to 2,240,079.20, 3,360,556.20 and 892,012.40

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Solution

The fourth proportional to 2,240,079.20, 3,360,556.20 and 892,012.40 is: 1,338,192.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,079.20 : 3,360,556.20 = 892,012.40 : x
  2. Step 2: Convert to fraction form
    2,240,079.20/3,360,556.20 = 892,012.40/x
  3. Step 3: Cross multiply
    2,240,079.20x = 3,360,556.20 × 892,012.40
  4. Step 4: Simplify right side
    2,240,079.20x = 2,997,657,801,296.88
  5. Step 5: Solve for x
    x = 2,997,657,801,296.88/2,240,079.20
  6. Step 6: Final answer
    x = 1,338,192.78

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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.