Finding the Fourth Proportional to 1,939,959.21, 2,677,144.44 and 1,124,635.52
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Solution
The fourth proportional to 1,939,959.21, 2,677,144.44 and 1,124,635.52 is: 1,551,997.43
Step by Step Solution
- Step 1: Write the proportion equation
1,939,959.21 : 2,677,144.44 = 1,124,635.52 : x - Step 2: Convert to fraction form
1,939,959.21/2,677,144.44 = 1,124,635.52/x - Step 3: Cross multiply
1,939,959.21x = 2,677,144.44 × 1,124,635.52 - Step 4: Simplify right side
1,939,959.21x = 3,010,811,716,008.79 - Step 5: Solve for x
x = 3,010,811,716,008.79/1,939,959.21 - Step 6: Final answer
x = 1,551,997.43
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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.