Finding the Fourth Proportional to 3,806,373.67, 5,707,280.44 and 1,211,557.70
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Solution
The fourth proportional to 3,806,373.67, 5,707,280.44 and 1,211,557.70 is: 1,816,610.81
Step by Step Solution
- Step 1: Write the proportion equation
3,806,373.67 : 5,707,280.44 = 1,211,557.70 : x - Step 2: Convert to fraction form
3,806,373.67/5,707,280.44 = 1,211,557.70/x - Step 3: Cross multiply
3,806,373.67x = 5,707,280.44 × 1,211,557.70 - Step 4: Simplify right side
3,806,373.67x = 6,914,699,563,141.39 - Step 5: Solve for x
x = 6,914,699,563,141.39/3,806,373.67 - Step 6: Final answer
x = 1,816,610.81
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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.