Finding the Fourth Proportional to 677,015.24, 1,009,556.11 and 670,944.26
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Solution
The fourth proportional to 677,015.24, 1,009,556.11 and 670,944.26 is: 1,000,503.15
Step by Step Solution
- Step 1: Write the proportion equation
677,015.24 : 1,009,556.11 = 670,944.26 : x - Step 2: Convert to fraction form
677,015.24/1,009,556.11 = 670,944.26/x - Step 3: Cross multiply
677,015.24x = 1,009,556.11 × 670,944.26 - Step 4: Simplify right side
677,015.24x = 677,355,876,740.94 - Step 5: Solve for x
x = 677,355,876,740.94/677,015.24 - Step 6: Final answer
x = 1,000,503.15
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.