Finding the Fourth Proportional to 3,169,158.48, 4,373,537.70 and 1,792,475.25
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Solution
The fourth proportional to 3,169,158.48, 4,373,537.70 and 1,792,475.25 is: 2,473,671.84
Step by Step Solution
- Step 1: Write the proportion equation
3,169,158.48 : 4,373,537.70 = 1,792,475.25 : x - Step 2: Convert to fraction form
3,169,158.48/4,373,537.70 = 1,792,475.25/x - Step 3: Cross multiply
3,169,158.48x = 4,373,537.70 × 1,792,475.25 - Step 4: Simplify right side
3,169,158.48x = 7,839,458,082,191.93 - Step 5: Solve for x
x = 7,839,458,082,191.93/3,169,158.48 - Step 6: Final answer
x = 2,473,671.84
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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.