Finding the Fourth Proportional to 4,731,126.48, 7,096,688.94 and 1,136,893.42
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Solution
The fourth proportional to 4,731,126.48, 7,096,688.94 and 1,136,893.42 is: 1,705,339.94
Step by Step Solution
- Step 1: Write the proportion equation
4,731,126.48 : 7,096,688.94 = 1,136,893.42 : x - Step 2: Convert to fraction form
4,731,126.48/7,096,688.94 = 1,136,893.42/x - Step 3: Cross multiply
4,731,126.48x = 7,096,688.94 × 1,136,893.42 - Step 4: Simplify right side
4,731,126.48x = 8,068,178,959,672.78 - Step 5: Solve for x
x = 8,068,178,959,672.78/4,731,126.48 - Step 6: Final answer
x = 1,705,339.94
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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.