Finding the Fourth Proportional to 4,049,987.62, 5,590,389.24 and 2,331,792.94
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Solution
The fourth proportional to 4,049,987.62, 5,590,389.24 and 2,331,792.94 is: 3,218,683.95
Step by Step Solution
- Step 1: Write the proportion equation
4,049,987.62 : 5,590,389.24 = 2,331,792.94 : x - Step 2: Convert to fraction form
4,049,987.62/5,590,389.24 = 2,331,792.94/x - Step 3: Cross multiply
4,049,987.62x = 5,590,389.24 × 2,331,792.94 - Step 4: Simplify right side
4,049,987.62x = 13,035,630,161,683.96 - Step 5: Solve for x
x = 13,035,630,161,683.96/4,049,987.62 - Step 6: Final answer
x = 3,218,683.95
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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.