Home / 1,783,216.92-2,460,839.16-1,019,286.84

Finding the Fourth Proportional to 1,783,216.92, 2,460,839.16 and 1,019,286.84

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Solution

The fourth proportional to 1,783,216.92, 2,460,839.16 and 1,019,286.84 is: 1,406,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,216.92 : 2,460,839.16 = 1,019,286.84 : x
  2. Step 2: Convert to fraction form
    1,783,216.92/2,460,839.16 = 1,019,286.84/x
  3. Step 3: Cross multiply
    1,783,216.92x = 2,460,839.16 × 1,019,286.84
  4. Step 4: Simplify right side
    1,783,216.92x = 2,508,300,971,144.65
  5. Step 5: Solve for x
    x = 2,508,300,971,144.65/1,783,216.92
  6. Step 6: Final answer
    x = 1,406,615.73

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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.