Home / 2,731,929.68-4,097,180.21-812,323.94

Finding the Fourth Proportional to 2,731,929.68, 4,097,180.21 and 812,323.94

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Solution

The fourth proportional to 2,731,929.68, 4,097,180.21 and 812,323.94 is: 1,218,273.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,929.68 : 4,097,180.21 = 812,323.94 : x
  2. Step 2: Convert to fraction form
    2,731,929.68/4,097,180.21 = 812,323.94/x
  3. Step 3: Cross multiply
    2,731,929.68x = 4,097,180.21 × 812,323.94
  4. Step 4: Simplify right side
    2,731,929.68x = 3,328,237,546,529.71
  5. Step 5: Solve for x
    x = 3,328,237,546,529.71/2,731,929.68
  6. Step 6: Final answer
    x = 1,218,273.51

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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.