Finding the Fourth Proportional to 3,562,603.03, 4,916,272.57 and 2,111,436.94
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Solution
The fourth proportional to 3,562,603.03, 4,916,272.57 and 2,111,436.94 is: 2,913,712.09
Step by Step Solution
- Step 1: Write the proportion equation
3,562,603.03 : 4,916,272.57 = 2,111,436.94 : x - Step 2: Convert to fraction form
3,562,603.03/4,916,272.57 = 2,111,436.94/x - Step 3: Cross multiply
3,562,603.03x = 4,916,272.57 × 2,111,436.94 - Step 4: Simplify right side
3,562,603.03x = 10,380,399,511,406.74 - Step 5: Solve for x
x = 10,380,399,511,406.74/3,562,603.03 - Step 6: Final answer
x = 2,913,712.09
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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.