Finding the Fourth Proportional to 1,818,864.05, 2,727,197.13 and 724,817.16
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Solution
The fourth proportional to 1,818,864.05, 2,727,197.13 and 724,817.16 is: 1,086,787.80
Step by Step Solution
- Step 1: Write the proportion equation
1,818,864.05 : 2,727,197.13 = 724,817.16 : x - Step 2: Convert to fraction form
1,818,864.05/2,727,197.13 = 724,817.16/x - Step 3: Cross multiply
1,818,864.05x = 2,727,197.13 × 724,817.16 - Step 4: Simplify right side
1,818,864.05x = 1,976,719,264,890.77 - Step 5: Solve for x
x = 1,976,719,264,890.77/1,818,864.05 - Step 6: Final answer
x = 1,086,787.80
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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.