Finding the Fourth Proportional to 3,890,085.62, 5,835,995.93 and 1,194,682.84
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Solution
The fourth proportional to 3,890,085.62, 5,835,995.93 and 1,194,682.84 is: 1,792,290.68
Step by Step Solution
- Step 1: Write the proportion equation
3,890,085.62 : 5,835,995.93 = 1,194,682.84 : x - Step 2: Convert to fraction form
3,890,085.62/5,835,995.93 = 1,194,682.84/x - Step 3: Cross multiply
3,890,085.62x = 5,835,995.93 × 1,194,682.84 - Step 4: Simplify right side
3,890,085.62x = 6,972,164,180,277.56 - Step 5: Solve for x
x = 6,972,164,180,277.56/3,890,085.62 - Step 6: Final answer
x = 1,792,290.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.