Finding the Fourth Proportional to 5,302,946.18, 7,317,859.73 and 3,241,413.46
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Solution
The fourth proportional to 5,302,946.18, 7,317,859.73 and 3,241,413.46 is: 4,473,024.66
Step by Step Solution
- Step 1: Write the proportion equation
5,302,946.18 : 7,317,859.73 = 3,241,413.46 : x - Step 2: Convert to fraction form
5,302,946.18/7,317,859.73 = 3,241,413.46/x - Step 3: Cross multiply
5,302,946.18x = 7,317,859.73 × 3,241,413.46 - Step 4: Simplify right side
5,302,946.18x = 23,720,209,020,154.22 - Step 5: Solve for x
x = 23,720,209,020,154.22/5,302,946.18 - Step 6: Final answer
x = 4,473,024.66
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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.