Home / 2,912,806.96-4,019,589.96-1,623,619.68

Finding the Fourth Proportional to 2,912,806.96, 4,019,589.96 and 1,623,619.68

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Solution

The fourth proportional to 2,912,806.96, 4,019,589.96 and 1,623,619.68 is: 2,240,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,806.96 : 4,019,589.96 = 1,623,619.68 : x
  2. Step 2: Convert to fraction form
    2,912,806.96/4,019,589.96 = 1,623,619.68/x
  3. Step 3: Cross multiply
    2,912,806.96x = 4,019,589.96 × 1,623,619.68
  4. Step 4: Simplify right side
    2,912,806.96x = 6,526,285,364,586.41
  5. Step 5: Solve for x
    x = 6,526,285,364,586.41/2,912,806.96
  6. Step 6: Final answer
    x = 2,240,548.53

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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.