Finding the Fourth Proportional to 3,532,661.80, 5,298,992.70 and 873,269.80
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Solution
The fourth proportional to 3,532,661.80, 5,298,992.70 and 873,269.80 is: 1,309,904.70
Step by Step Solution
- Step 1: Write the proportion equation
3,532,661.80 : 5,298,992.70 = 873,269.80 : x - Step 2: Convert to fraction form
3,532,661.80/5,298,992.70 = 873,269.80/x - Step 3: Cross multiply
3,532,661.80x = 5,298,992.70 × 873,269.80 - Step 4: Simplify right side
3,532,661.80x = 4,627,450,295,330.46 - Step 5: Solve for x
x = 4,627,450,295,330.46/3,532,661.80 - Step 6: Final answer
x = 1,309,904.70
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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.