Home / 1,108,181.09-1,664,634.36-1,043,390.32

Finding the Fourth Proportional to 1,108,181.09, 1,664,634.36 and 1,043,390.32

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Solution

The fourth proportional to 1,108,181.09, 1,664,634.36 and 1,043,390.32 is: 1,567,310.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,181.09 : 1,664,634.36 = 1,043,390.32 : x
  2. Step 2: Convert to fraction form
    1,108,181.09/1,664,634.36 = 1,043,390.32/x
  3. Step 3: Cross multiply
    1,108,181.09x = 1,664,634.36 × 1,043,390.32
  4. Step 4: Simplify right side
    1,108,181.09x = 1,736,863,377,314.52
  5. Step 5: Solve for x
    x = 1,736,863,377,314.52/1,108,181.09
  6. Step 6: Final answer
    x = 1,567,310.06

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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.