Finding the Fourth Proportional to 5,726,898.24, 7,903,173.60 and 3,148,596.96
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Solution
The fourth proportional to 5,726,898.24, 7,903,173.60 and 3,148,596.96 is: 4,345,093.51
Step by Step Solution
- Step 1: Write the proportion equation
5,726,898.24 : 7,903,173.60 = 3,148,596.96 : x - Step 2: Convert to fraction form
5,726,898.24/7,903,173.60 = 3,148,596.96/x - Step 3: Cross multiply
5,726,898.24x = 7,903,173.60 × 3,148,596.96 - Step 4: Simplify right side
5,726,898.24x = 24,883,908,371,312.25 - Step 5: Solve for x
x = 24,883,908,371,312.25/5,726,898.24 - Step 6: Final answer
x = 4,345,093.51
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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.