Finding the Fourth Proportional to 3,806,458.11, 5,710,230 and 1,247,125.95
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Solution
The fourth proportional to 3,806,458.11, 5,710,230 and 1,247,125.95 is: 1,870,866.78
Step by Step Solution
- Step 1: Write the proportion equation
3,806,458.11 : 5,710,230 = 1,247,125.95 : x - Step 2: Convert to fraction form
3,806,458.11/5,710,230 = 1,247,125.95/x - Step 3: Cross multiply
3,806,458.11x = 5,710,230 × 1,247,125.95 - Step 4: Simplify right side
3,806,458.11x = 7,121,376,013,468.50 - Step 5: Solve for x
x = 7,121,376,013,468.50/3,806,458.11 - Step 6: Final answer
x = 1,870,866.78
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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.