Finding the Fourth Proportional to 1,597,643.05, 2,397,654.84 and 1,172,278.05
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Solution
The fourth proportional to 1,597,643.05, 2,397,654.84 and 1,172,278.05 is: 1,759,290.43
Step by Step Solution
- Step 1: Write the proportion equation
1,597,643.05 : 2,397,654.84 = 1,172,278.05 : x - Step 2: Convert to fraction form
1,597,643.05/2,397,654.84 = 1,172,278.05/x - Step 3: Cross multiply
1,597,643.05x = 2,397,654.84 × 1,172,278.05 - Step 4: Simplify right side
1,597,643.05x = 2,810,718,122,558.60 - Step 5: Solve for x
x = 2,810,718,122,558.60/1,597,643.05 - Step 6: Final answer
x = 1,759,290.43
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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.