Home / 1,327,880.79-1,993,813.79-759,903.22

Finding the Fourth Proportional to 1,327,880.79, 1,993,813.79 and 759,903.22

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Solution

The fourth proportional to 1,327,880.79, 1,993,813.79 and 759,903.22 is: 1,140,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,880.79 : 1,993,813.79 = 759,903.22 : x
  2. Step 2: Convert to fraction form
    1,327,880.79/1,993,813.79 = 759,903.22/x
  3. Step 3: Cross multiply
    1,327,880.79x = 1,993,813.79 × 759,903.22
  4. Step 4: Simplify right side
    1,327,880.79x = 1,515,105,517,794.15
  5. Step 5: Solve for x
    x = 1,515,105,517,794.15/1,327,880.79
  6. Step 6: Final answer
    x = 1,140,995.13

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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.