Finding the Fourth Proportional to 4,227,993.51, 5,832,190.94 and 2,698,376.55
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Solution
The fourth proportional to 4,227,993.51, 5,832,190.94 and 2,698,376.55 is: 3,722,202.32
Step by Step Solution
- Step 1: Write the proportion equation
4,227,993.51 : 5,832,190.94 = 2,698,376.55 : x - Step 2: Convert to fraction form
4,227,993.51/5,832,190.94 = 2,698,376.55/x - Step 3: Cross multiply
4,227,993.51x = 5,832,190.94 × 2,698,376.55 - Step 4: Simplify right side
4,227,993.51x = 15,737,447,254,126.57 - Step 5: Solve for x
x = 15,737,447,254,126.57/4,227,993.51 - Step 6: Final answer
x = 3,722,202.32
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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.