Finding the Fourth Proportional to 1,921,818.35, 2,652,514.80 and 1,599,213.98
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Solution
The fourth proportional to 1,921,818.35, 2,652,514.80 and 1,599,213.98 is: 2,207,252.70
Step by Step Solution
- Step 1: Write the proportion equation
1,921,818.35 : 2,652,514.80 = 1,599,213.98 : x - Step 2: Convert to fraction form
1,921,818.35/2,652,514.80 = 1,599,213.98/x - Step 3: Cross multiply
1,921,818.35x = 2,652,514.80 × 1,599,213.98 - Step 4: Simplify right side
1,921,818.35x = 4,241,938,750,951.14 - Step 5: Solve for x
x = 4,241,938,750,951.14/1,921,818.35 - Step 6: Final answer
x = 2,207,252.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.