Home / 3,929,969.08-5,894,953.26-1,090,081.36

Finding the Fourth Proportional to 3,929,969.08, 5,894,953.26 and 1,090,081.36

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Solution

The fourth proportional to 3,929,969.08, 5,894,953.26 and 1,090,081.36 is: 1,635,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,969.08 : 5,894,953.26 = 1,090,081.36 : x
  2. Step 2: Convert to fraction form
    3,929,969.08/5,894,953.26 = 1,090,081.36/x
  3. Step 3: Cross multiply
    3,929,969.08x = 5,894,953.26 × 1,090,081.36
  4. Step 4: Simplify right side
    3,929,969.08x = 6,425,978,666,797.24
  5. Step 5: Solve for x
    x = 6,425,978,666,797.24/3,929,969.08
  6. Step 6: Final answer
    x = 1,635,121.94

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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.