Home / 1,968,189.96-2,716,089.66-1,109,026.92

Finding the Fourth Proportional to 1,968,189.96, 2,716,089.66 and 1,109,026.92

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Solution

The fourth proportional to 1,968,189.96, 2,716,089.66 and 1,109,026.92 is: 1,530,450.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,189.96 : 2,716,089.66 = 1,109,026.92 : x
  2. Step 2: Convert to fraction form
    1,968,189.96/2,716,089.66 = 1,109,026.92/x
  3. Step 3: Cross multiply
    1,968,189.96x = 2,716,089.66 × 1,109,026.92
  4. Step 4: Simplify right side
    1,968,189.96x = 3,012,216,550,073.65
  5. Step 5: Solve for x
    x = 3,012,216,550,073.65/1,968,189.96
  6. Step 6: Final answer
    x = 1,530,450.11

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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.