Finding the Fourth Proportional to 1,939,614.66, 2,676,476.52 and 1,080,254.88
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Solution
The fourth proportional to 1,939,614.66, 2,676,476.52 and 1,080,254.88 is: 1,490,644.96
Step by Step Solution
- Step 1: Write the proportion equation
1,939,614.66 : 2,676,476.52 = 1,080,254.88 : x - Step 2: Convert to fraction form
1,939,614.66/2,676,476.52 = 1,080,254.88/x - Step 3: Cross multiply
1,939,614.66x = 2,676,476.52 × 1,080,254.88 - Step 4: Simplify right side
1,939,614.66x = 2,891,276,821,935.42 - Step 5: Solve for x
x = 2,891,276,821,935.42/1,939,614.66 - Step 6: Final answer
x = 1,490,644.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.