Home / 3,180,201.90-4,388,792.67-1,822,337.34

Finding the Fourth Proportional to 3,180,201.90, 4,388,792.67 and 1,822,337.34

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Solution

The fourth proportional to 3,180,201.90, 4,388,792.67 and 1,822,337.34 is: 2,514,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,201.90 : 4,388,792.67 = 1,822,337.34 : x
  2. Step 2: Convert to fraction form
    3,180,201.90/4,388,792.67 = 1,822,337.34/x
  3. Step 3: Cross multiply
    3,180,201.90x = 4,388,792.67 × 1,822,337.34
  4. Step 4: Simplify right side
    3,180,201.90x = 7,997,860,760,059.30
  5. Step 5: Solve for x
    x = 7,997,860,760,059.30/3,180,201.90
  6. Step 6: Final answer
    x = 2,514,890.88

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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.