Finding the Fourth Proportional to 4,621,436.96, 6,377,395.98 and 2,528,245.64
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Solution
The fourth proportional to 4,621,436.96, 6,377,395.98 and 2,528,245.64 is: 3,488,876.67
Step by Step Solution
- Step 1: Write the proportion equation
4,621,436.96 : 6,377,395.98 = 2,528,245.64 : x - Step 2: Convert to fraction form
4,621,436.96/6,377,395.98 = 2,528,245.64/x - Step 3: Cross multiply
4,621,436.96x = 6,377,395.98 × 2,528,245.64 - Step 4: Simplify right side
4,621,436.96x = 16,123,623,580,988.53 - Step 5: Solve for x
x = 16,123,623,580,988.53/4,621,436.96 - Step 6: Final answer
x = 3,488,876.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.