Finding the Fourth Proportional to 5,494,538.70, 8,241,808.05 and 2,807,153.10
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Solution
The fourth proportional to 5,494,538.70, 8,241,808.05 and 2,807,153.10 is: 4,210,729.65
Step by Step Solution
- Step 1: Write the proportion equation
5,494,538.70 : 8,241,808.05 = 2,807,153.10 : x - Step 2: Convert to fraction form
5,494,538.70/8,241,808.05 = 2,807,153.10/x - Step 3: Cross multiply
5,494,538.70x = 8,241,808.05 × 2,807,153.10 - Step 4: Simplify right side
5,494,538.70x = 23,136,017,017,162.46 - Step 5: Solve for x
x = 23,136,017,017,162.46/5,494,538.70 - Step 6: Final answer
x = 4,210,729.65
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1.5x scale
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.