Home / 2,889,163.80-4,334,436.90-1,392,024.60

Finding the Fourth Proportional to 2,889,163.80, 4,334,436.90 and 1,392,024.60

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Solution

The fourth proportional to 2,889,163.80, 4,334,436.90 and 1,392,024.60 is: 2,088,369.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,163.80 : 4,334,436.90 = 1,392,024.60 : x
  2. Step 2: Convert to fraction form
    2,889,163.80/4,334,436.90 = 1,392,024.60/x
  3. Step 3: Cross multiply
    2,889,163.80x = 4,334,436.90 × 1,392,024.60
  4. Step 4: Simplify right side
    2,889,163.80x = 6,033,642,791,947.74
  5. Step 5: Solve for x
    x = 6,033,642,791,947.74/2,889,163.80
  6. Step 6: Final answer
    x = 2,088,369.93

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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.