Finding the Fourth Proportional to 4,918,328.22, 7,377,485.52 and 1,324,099.02
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Solution
The fourth proportional to 4,918,328.22, 7,377,485.52 and 1,324,099.02 is: 1,986,146.70
Step by Step Solution
- Step 1: Write the proportion equation
4,918,328.22 : 7,377,485.52 = 1,324,099.02 : x - Step 2: Convert to fraction form
4,918,328.22/7,377,485.52 = 1,324,099.02/x - Step 3: Cross multiply
4,918,328.22x = 7,377,485.52 × 1,324,099.02 - Step 4: Simplify right side
4,918,328.22x = 9,768,521,347,096.19 - Step 5: Solve for x
x = 9,768,521,347,096.19/4,918,328.22 - Step 6: Final answer
x = 1,986,146.70
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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.