Finding the Fourth Proportional to 2,872,735.88, 3,964,402.04 and 1,583,622.29
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Solution
The fourth proportional to 2,872,735.88, 3,964,402.04 and 1,583,622.29 is: 2,185,413.39
Step by Step Solution
- Step 1: Write the proportion equation
2,872,735.88 : 3,964,402.04 = 1,583,622.29 : x - Step 2: Convert to fraction form
2,872,735.88/3,964,402.04 = 1,583,622.29/x - Step 3: Cross multiply
2,872,735.88x = 3,964,402.04 × 1,583,622.29 - Step 4: Simplify right side
2,872,735.88x = 6,278,115,439,058.37 - Step 5: Solve for x
x = 6,278,115,439,058.37/2,872,735.88 - Step 6: Final answer
x = 2,185,413.39
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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.