Home / 1,904,393.01-2,628,107.77-1,088,672.60

Finding the Fourth Proportional to 1,904,393.01, 2,628,107.77 and 1,088,672.60

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Solution

The fourth proportional to 1,904,393.01, 2,628,107.77 and 1,088,672.60 is: 1,502,394.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,393.01 : 2,628,107.77 = 1,088,672.60 : x
  2. Step 2: Convert to fraction form
    1,904,393.01/2,628,107.77 = 1,088,672.60/x
  3. Step 3: Cross multiply
    1,904,393.01x = 2,628,107.77 × 1,088,672.60
  4. Step 4: Simplify right side
    1,904,393.01x = 2,861,148,903,183.88
  5. Step 5: Solve for x
    x = 2,861,148,903,183.88/1,904,393.01
  6. Step 6: Final answer
    x = 1,502,394.14

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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.