Finding the Fourth Proportional to 1,124,236.24, 1,552,087.92 and 743,367.76
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Solution
The fourth proportional to 1,124,236.24, 1,552,087.92 and 743,367.76 is: 1,026,271.95
Step by Step Solution
- Step 1: Write the proportion equation
1,124,236.24 : 1,552,087.92 = 743,367.76 : x - Step 2: Convert to fraction form
1,124,236.24/1,552,087.92 = 743,367.76/x - Step 3: Cross multiply
1,124,236.24x = 1,552,087.92 × 743,367.76 - Step 4: Simplify right side
1,124,236.24x = 1,153,772,120,413.46 - Step 5: Solve for x
x = 1,153,772,120,413.46/1,124,236.24 - Step 6: Final answer
x = 1,026,271.95
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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.