Finding the Fourth Proportional to 3,723,095.99, 5,137,869.62 and 2,113,463.99
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Solution
The fourth proportional to 3,723,095.99, 5,137,869.62 and 2,113,463.99 is: 2,916,578.69
Step by Step Solution
- Step 1: Write the proportion equation
3,723,095.99 : 5,137,869.62 = 2,113,463.99 : x - Step 2: Convert to fraction form
3,723,095.99/5,137,869.62 = 2,113,463.99/x - Step 3: Cross multiply
3,723,095.99x = 5,137,869.62 × 2,113,463.99 - Step 4: Simplify right side
3,723,095.99x = 10,858,702,416,617.67 - Step 5: Solve for x
x = 10,858,702,416,617.67/3,723,095.99 - Step 6: Final answer
x = 2,916,578.69
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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.