Finding the Fourth Proportional to 1,272,841.79, 1,910,093.84 and 474,761.75
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Solution
The fourth proportional to 1,272,841.79, 1,910,093.84 and 474,761.75 is: 712,452.63
Step by Step Solution
- Step 1: Write the proportion equation
1,272,841.79 : 1,910,093.84 = 474,761.75 : x - Step 2: Convert to fraction form
1,272,841.79/1,910,093.84 = 474,761.75/x - Step 3: Cross multiply
1,272,841.79x = 1,910,093.84 × 474,761.75 - Step 4: Simplify right side
1,272,841.79x = 906,839,482,218.34 - Step 5: Solve for x
x = 906,839,482,218.34/1,272,841.79 - Step 6: Final answer
x = 712,452.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.