Finding the Fourth Proportional to 4,877,193.90, 6,730,437.26 and 2,701,689.42
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Solution
The fourth proportional to 4,877,193.90, 6,730,437.26 and 2,701,689.42 is: 3,728,281.37
Step by Step Solution
- Step 1: Write the proportion equation
4,877,193.90 : 6,730,437.26 = 2,701,689.42 : x - Step 2: Convert to fraction form
4,877,193.90/6,730,437.26 = 2,701,689.42/x - Step 3: Cross multiply
4,877,193.90x = 6,730,437.26 × 2,701,689.42 - Step 4: Simplify right side
4,877,193.90x = 18,183,551,137,315.79 - Step 5: Solve for x
x = 18,183,551,137,315.79/4,877,193.90 - Step 6: Final answer
x = 3,728,281.37
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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.