Finding the Fourth Proportional to 4,877,476.34, 6,731,330.83 and 2,702,701.67
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Solution
The fourth proportional to 4,877,476.34, 6,731,330.83 and 2,702,701.67 is: 3,729,957.42
Step by Step Solution
- Step 1: Write the proportion equation
4,877,476.34 : 6,731,330.83 = 2,702,701.67 : x - Step 2: Convert to fraction form
4,877,476.34/6,731,330.83 = 2,702,701.67/x - Step 3: Cross multiply
4,877,476.34x = 6,731,330.83 × 2,702,701.67 - Step 4: Simplify right side
4,877,476.34x = 18,192,779,062,049.98 - Step 5: Solve for x
x = 18,192,779,062,049.98/4,877,476.34 - Step 6: Final answer
x = 3,729,957.42
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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.