Home / 1,229,410.08-1,695,632.04-1,091,733.84

Finding the Fourth Proportional to 1,229,410.08, 1,695,632.04 and 1,091,733.84

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Solution

The fourth proportional to 1,229,410.08, 1,695,632.04 and 1,091,733.84 is: 1,505,745.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,410.08 : 1,695,632.04 = 1,091,733.84 : x
  2. Step 2: Convert to fraction form
    1,229,410.08/1,695,632.04 = 1,091,733.84/x
  3. Step 3: Cross multiply
    1,229,410.08x = 1,695,632.04 × 1,091,733.84
  4. Step 4: Simplify right side
    1,229,410.08x = 1,851,178,878,256.23
  5. Step 5: Solve for x
    x = 1,851,178,878,256.23/1,229,410.08
  6. Step 6: Final answer
    x = 1,505,745.65

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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.