Home / 2,069,723.39-3,105,101.73-721,905.36

Finding the Fourth Proportional to 2,069,723.39, 3,105,101.73 and 721,905.36

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Solution

The fourth proportional to 2,069,723.39, 3,105,101.73 and 721,905.36 is: 1,083,038.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,723.39 : 3,105,101.73 = 721,905.36 : x
  2. Step 2: Convert to fraction form
    2,069,723.39/3,105,101.73 = 721,905.36/x
  3. Step 3: Cross multiply
    2,069,723.39x = 3,105,101.73 × 721,905.36
  4. Step 4: Simplify right side
    2,069,723.39x = 2,241,589,582,232.27
  5. Step 5: Solve for x
    x = 2,241,589,582,232.27/2,069,723.39
  6. Step 6: Final answer
    x = 1,083,038.24

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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.