Home / 1,631,847.50-2,447,770.79-509,916.50

Finding the Fourth Proportional to 1,631,847.50, 2,447,770.79 and 509,916.50

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Solution

The fourth proportional to 1,631,847.50, 2,447,770.79 and 509,916.50 is: 764,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,847.50 : 2,447,770.79 = 509,916.50 : x
  2. Step 2: Convert to fraction form
    1,631,847.50/2,447,770.79 = 509,916.50/x
  3. Step 3: Cross multiply
    1,631,847.50x = 2,447,770.79 × 509,916.50
  4. Step 4: Simplify right side
    1,631,847.50x = 1,248,158,714,039.03
  5. Step 5: Solve for x
    x = 1,248,158,714,039.03/1,631,847.50
  6. Step 6: Final answer
    x = 764,874.61

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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.