Home / 2,967,405.89-4,450,485.92-836,991.81

Finding the Fourth Proportional to 2,967,405.89, 4,450,485.92 and 836,991.81

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Solution

The fourth proportional to 2,967,405.89, 4,450,485.92 and 836,991.81 is: 1,255,312.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,405.89 : 4,450,485.92 = 836,991.81 : x
  2. Step 2: Convert to fraction form
    2,967,405.89/4,450,485.92 = 836,991.81/x
  3. Step 3: Cross multiply
    2,967,405.89x = 4,450,485.92 × 836,991.81
  4. Step 4: Simplify right side
    2,967,405.89x = 3,725,020,261,375.36
  5. Step 5: Solve for x
    x = 3,725,020,261,375.36/2,967,405.89
  6. Step 6: Final answer
    x = 1,255,312.02

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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.