Home / 2,731,918.22-4,097,163.32-812,312.46

Finding the Fourth Proportional to 2,731,918.22, 4,097,163.32 and 812,312.46

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Solution

The fourth proportional to 2,731,918.22, 4,097,163.32 and 812,312.46 is: 1,218,256.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,918.22 : 4,097,163.32 = 812,312.46 : x
  2. Step 2: Convert to fraction form
    2,731,918.22/4,097,163.32 = 812,312.46/x
  3. Step 3: Cross multiply
    2,731,918.22x = 4,097,163.32 × 812,312.46
  4. Step 4: Simplify right side
    2,731,918.22x = 3,328,176,811,429.41
  5. Step 5: Solve for x
    x = 3,328,176,811,429.41/2,731,918.22
  6. Step 6: Final answer
    x = 1,218,256.38

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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.