Finding the Fourth Proportional to 1,951,883.68, 2,693,683.60 and 1,080,718.30
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Solution
The fourth proportional to 1,951,883.68, 2,693,683.60 and 1,080,718.30 is: 1,491,437.83
Step by Step Solution
- Step 1: Write the proportion equation
1,951,883.68 : 2,693,683.60 = 1,080,718.30 : x - Step 2: Convert to fraction form
1,951,883.68/2,693,683.60 = 1,080,718.30/x - Step 3: Cross multiply
1,951,883.68x = 2,693,683.60 × 1,080,718.30 - Step 4: Simplify right side
1,951,883.68x = 2,911,113,167,674.23 - Step 5: Solve for x
x = 2,911,113,167,674.23/1,951,883.68 - Step 6: Final answer
x = 1,491,437.83
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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.