Finding the Fourth Proportional to 1,227,701.12, 1,841,551.68 and 1,158,396.80
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Solution
The fourth proportional to 1,227,701.12, 1,841,551.68 and 1,158,396.80 is: 1,737,595.20
Step by Step Solution
- Step 1: Write the proportion equation
1,227,701.12 : 1,841,551.68 = 1,158,396.80 : x - Step 2: Convert to fraction form
1,227,701.12/1,841,551.68 = 1,158,396.80/x - Step 3: Cross multiply
1,227,701.12x = 1,841,551.68 × 1,158,396.80 - Step 4: Simplify right side
1,227,701.12x = 2,133,247,573,146.62 - Step 5: Solve for x
x = 2,133,247,573,146.62/1,227,701.12 - Step 6: Final answer
x = 1,737,595.20
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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.