Home / 2,959,620.80-4,439,431.20-1,696,409.60

Finding the Fourth Proportional to 2,959,620.80, 4,439,431.20 and 1,696,409.60

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Solution

The fourth proportional to 2,959,620.80, 4,439,431.20 and 1,696,409.60 is: 2,544,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959,620.80 : 4,439,431.20 = 1,696,409.60 : x
  2. Step 2: Convert to fraction form
    2,959,620.80/4,439,431.20 = 1,696,409.60/x
  3. Step 3: Cross multiply
    2,959,620.80x = 4,439,431.20 × 1,696,409.60
  4. Step 4: Simplify right side
    2,959,620.80x = 7,531,093,706,219.52
  5. Step 5: Solve for x
    x = 7,531,093,706,219.52/2,959,620.80
  6. Step 6: Final answer
    x = 2,544,614.40

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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.