Home / 2,789,672.31-4,180,515.98-1,589,113.80

Finding the Fourth Proportional to 2,789,672.31, 4,180,515.98 and 1,589,113.80

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Solution

The fourth proportional to 2,789,672.31, 4,180,515.98 and 1,589,113.80 is: 2,381,396.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,672.31 : 4,180,515.98 = 1,589,113.80 : x
  2. Step 2: Convert to fraction form
    2,789,672.31/4,180,515.98 = 1,589,113.80/x
  3. Step 3: Cross multiply
    2,789,672.31x = 4,180,515.98 × 1,589,113.80
  4. Step 4: Simplify right side
    2,789,672.31x = 6,643,315,626,992.96
  5. Step 5: Solve for x
    x = 6,643,315,626,992.96/2,789,672.31
  6. Step 6: Final answer
    x = 2,381,396.41

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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.