Finding the Fourth Proportional to 1,892,682.96, 2,612,838.99 and 1,167,929.79
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Solution
The fourth proportional to 1,892,682.96, 2,612,838.99 and 1,167,929.79 is: 1,612,321.01
Step by Step Solution
- Step 1: Write the proportion equation
1,892,682.96 : 2,612,838.99 = 1,167,929.79 : x - Step 2: Convert to fraction form
1,892,682.96/2,612,838.99 = 1,167,929.79/x - Step 3: Cross multiply
1,892,682.96x = 2,612,838.99 × 1,167,929.79 - Step 4: Simplify right side
1,892,682.96x = 3,051,612,492,894.51 - Step 5: Solve for x
x = 3,051,612,492,894.51/1,892,682.96 - Step 6: Final answer
x = 1,612,321.01
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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.