Finding the Fourth Proportional to 4,671,413.10, 6,446,539.71 and 2,634,208.38
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Solution
The fourth proportional to 4,671,413.10, 6,446,539.71 and 2,634,208.38 is: 3,635,201.72
Step by Step Solution
- Step 1: Write the proportion equation
4,671,413.10 : 6,446,539.71 = 2,634,208.38 : x - Step 2: Convert to fraction form
4,671,413.10/6,446,539.71 = 2,634,208.38/x - Step 3: Cross multiply
4,671,413.10x = 6,446,539.71 × 2,634,208.38 - Step 4: Simplify right side
4,671,413.10x = 16,981,528,926,084.77 - Step 5: Solve for x
x = 16,981,528,926,084.77/4,671,413.10 - Step 6: Final answer
x = 3,635,201.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.