Finding the Fourth Proportional to 1,634,344.96, 2,255,468.82 and 1,361,956.84
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Solution
The fourth proportional to 1,634,344.96, 2,255,468.82 and 1,361,956.84 is: 1,879,561.09
Step by Step Solution
- Step 1: Write the proportion equation
1,634,344.96 : 2,255,468.82 = 1,361,956.84 : x - Step 2: Convert to fraction form
1,634,344.96/2,255,468.82 = 1,361,956.84/x - Step 3: Cross multiply
1,634,344.96x = 2,255,468.82 × 1,361,956.84 - Step 4: Simplify right side
1,634,344.96x = 3,071,851,186,805.73 - Step 5: Solve for x
x = 3,071,851,186,805.73/1,634,344.96 - Step 6: Final answer
x = 1,879,561.09
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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.