Home / 2,686,719.44-4,031,653.82-1,927,742.96

Finding the Fourth Proportional to 2,686,719.44, 4,031,653.82 and 1,927,742.96

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Solution

The fourth proportional to 2,686,719.44, 4,031,653.82 and 1,927,742.96 is: 2,892,744.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,719.44 : 4,031,653.82 = 1,927,742.96 : x
  2. Step 2: Convert to fraction form
    2,686,719.44/4,031,653.82 = 1,927,742.96/x
  3. Step 3: Cross multiply
    2,686,719.44x = 4,031,653.82 × 1,927,742.96
  4. Step 4: Simplify right side
    2,686,719.44x = 7,771,992,268,662.11
  5. Step 5: Solve for x
    x = 7,771,992,268,662.11/2,686,719.44
  6. Step 6: Final answer
    x = 2,892,744.27

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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.