Finding the Fourth Proportional to 2,855,687.88, 3,940,855.26 and 1,566,538.68
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Solution
The fourth proportional to 2,855,687.88, 3,940,855.26 and 1,566,538.68 is: 2,161,826.66
Step by Step Solution
- Step 1: Write the proportion equation
2,855,687.88 : 3,940,855.26 = 1,566,538.68 : x - Step 2: Convert to fraction form
2,855,687.88/3,940,855.26 = 1,566,538.68/x - Step 3: Cross multiply
2,855,687.88x = 3,940,855.26 × 1,566,538.68 - Step 4: Simplify right side
2,855,687.88x = 6,173,502,197,071.46 - Step 5: Solve for x
x = 6,173,502,197,071.46/2,855,687.88 - Step 6: Final answer
x = 2,161,826.66
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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.