Finding the Fourth Proportional to 4,818,622.08, 7,218,294.42 and 2,898,473.61
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Solution
The fourth proportional to 4,818,622.08, 7,218,294.42 and 2,898,473.61 is: 4,341,912.59
Step by Step Solution
- Step 1: Write the proportion equation
4,818,622.08 : 7,218,294.42 = 2,898,473.61 : x - Step 2: Convert to fraction form
4,818,622.08/7,218,294.42 = 2,898,473.61/x - Step 3: Cross multiply
4,818,622.08x = 7,218,294.42 × 2,898,473.61 - Step 4: Simplify right side
4,818,622.08x = 20,922,035,885,580.25 - Step 5: Solve for x
x = 20,922,035,885,580.25/4,818,622.08 - Step 6: Final answer
x = 4,341,912.59
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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.