Finding the Fourth Proportional to 1,260,531.84, 1,890,796.80 and 374,067.84
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Solution
The fourth proportional to 1,260,531.84, 1,890,796.80 and 374,067.84 is: 561,101.48
Step by Step Solution
- Step 1: Write the proportion equation
1,260,531.84 : 1,890,796.80 = 374,067.84 : x - Step 2: Convert to fraction form
1,260,531.84/1,890,796.80 = 374,067.84/x - Step 3: Cross multiply
1,260,531.84x = 1,890,796.80 × 374,067.84 - Step 4: Simplify right side
1,260,531.84x = 707,286,274,854.91 - Step 5: Solve for x
x = 707,286,274,854.91/1,260,531.84 - Step 6: Final answer
x = 561,101.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.