Home / 2,080,455.90-3,118,533.45-1,131,822.30

Finding the Fourth Proportional to 2,080,455.90, 3,118,533.45 and 1,131,822.30

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Solution

The fourth proportional to 2,080,455.90, 3,118,533.45 and 1,131,822.30 is: 1,696,563.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,455.90 : 3,118,533.45 = 1,131,822.30 : x
  2. Step 2: Convert to fraction form
    2,080,455.90/3,118,533.45 = 1,131,822.30/x
  3. Step 3: Cross multiply
    2,080,455.90x = 3,118,533.45 × 1,131,822.30
  4. Step 4: Simplify right side
    2,080,455.90x = 3,529,625,702,005.94
  5. Step 5: Solve for x
    x = 3,529,625,702,005.94/2,080,455.90
  6. Step 6: Final answer
    x = 1,696,563.58

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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.