Finding the Fourth Proportional to 2,446,531.20, 3,376,193.10 and 1,343,981.06
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Solution
The fourth proportional to 2,446,531.20, 3,376,193.10 and 1,343,981.06 is: 1,854,682.90
Step by Step Solution
- Step 1: Write the proportion equation
2,446,531.20 : 3,376,193.10 = 1,343,981.06 : x - Step 2: Convert to fraction form
2,446,531.20/3,376,193.10 = 1,343,981.06/x - Step 3: Cross multiply
2,446,531.20x = 3,376,193.10 × 1,343,981.06 - Step 4: Simplify right side
2,446,531.20x = 4,537,539,581,302.69 - Step 5: Solve for x
x = 4,537,539,581,302.69/2,446,531.20 - Step 6: Final answer
x = 1,854,682.90
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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.