Finding the Fourth Proportional to 2,992,367.42, 4,129,471.74 and 1,703,207.88
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Solution
The fourth proportional to 2,992,367.42, 4,129,471.74 and 1,703,207.88 is: 2,350,429.55
Step by Step Solution
- Step 1: Write the proportion equation
2,992,367.42 : 4,129,471.74 = 1,703,207.88 : x - Step 2: Convert to fraction form
2,992,367.42/4,129,471.74 = 1,703,207.88/x - Step 3: Cross multiply
2,992,367.42x = 4,129,471.74 × 1,703,207.88 - Step 4: Simplify right side
2,992,367.42x = 7,033,348,807,805.31 - Step 5: Solve for x
x = 7,033,348,807,805.31/2,992,367.42 - Step 6: Final answer
x = 2,350,429.55
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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.