Finding the Fourth Proportional to 3,405,292.34, 4,699,336.05 and 1,877,454.26
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Solution
The fourth proportional to 3,405,292.34, 4,699,336.05 and 1,877,454.26 is: 2,590,904.86
Step by Step Solution
- Step 1: Write the proportion equation
3,405,292.34 : 4,699,336.05 = 1,877,454.26 : x - Step 2: Convert to fraction form
3,405,292.34/4,699,336.05 = 1,877,454.26/x - Step 3: Cross multiply
3,405,292.34x = 4,699,336.05 × 1,877,454.26 - Step 4: Simplify right side
3,405,292.34x = 8,822,788,486,244.07 - Step 5: Solve for x
x = 8,822,788,486,244.07/3,405,292.34 - Step 6: Final answer
x = 2,590,904.86
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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.