Finding the Fourth Proportional to 2,511,411.74, 3,465,723.80 and 1,365,492.08
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Solution
The fourth proportional to 2,511,411.74, 3,465,723.80 and 1,365,492.08 is: 1,884,365.80
Step by Step Solution
- Step 1: Write the proportion equation
2,511,411.74 : 3,465,723.80 = 1,365,492.08 : x - Step 2: Convert to fraction form
2,511,411.74/3,465,723.80 = 1,365,492.08/x - Step 3: Cross multiply
2,511,411.74x = 3,465,723.80 × 1,365,492.08 - Step 4: Simplify right side
2,511,411.74x = 4,732,418,376,211.43 - Step 5: Solve for x
x = 4,732,418,376,211.43/2,511,411.74 - Step 6: Final answer
x = 1,884,365.80
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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.