Home / 2,148,491.12-2,964,992.04-1,181,694.56

Finding the Fourth Proportional to 2,148,491.12, 2,964,992.04 and 1,181,694.56

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Solution

The fourth proportional to 2,148,491.12, 2,964,992.04 and 1,181,694.56 is: 1,630,779.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,491.12 : 2,964,992.04 = 1,181,694.56 : x
  2. Step 2: Convert to fraction form
    2,148,491.12/2,964,992.04 = 1,181,694.56/x
  3. Step 3: Cross multiply
    2,148,491.12x = 2,964,992.04 × 1,181,694.56
  4. Step 4: Simplify right side
    2,148,491.12x = 3,503,714,964,111.30
  5. Step 5: Solve for x
    x = 3,503,714,964,111.30/2,148,491.12
  6. Step 6: Final answer
    x = 1,630,779.36

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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.