Finding the Fourth Proportional to 2,439,477.86, 3,366,553.25 and 1,351,647.66
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Solution
The fourth proportional to 2,439,477.86, 3,366,553.25 and 1,351,647.66 is: 1,865,314.66
Step by Step Solution
- Step 1: Write the proportion equation
2,439,477.86 : 3,366,553.25 = 1,351,647.66 : x - Step 2: Convert to fraction form
2,439,477.86/3,366,553.25 = 1,351,647.66/x - Step 3: Cross multiply
2,439,477.86x = 3,366,553.25 × 1,351,647.66 - Step 4: Simplify right side
2,439,477.86x = 4,550,393,815,869.66 - Step 5: Solve for x
x = 4,550,393,815,869.66/2,439,477.86 - Step 6: Final answer
x = 1,865,314.66
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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.