Finding the Fourth Proportional to 1,306,471.81, 1,958,944.88 and 506,818.93
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Solution
The fourth proportional to 1,306,471.81, 1,958,944.88 and 506,818.93 is: 759,932.47
Step by Step Solution
- Step 1: Write the proportion equation
1,306,471.81 : 1,958,944.88 = 506,818.93 : x - Step 2: Convert to fraction form
1,306,471.81/1,958,944.88 = 506,818.93/x - Step 3: Cross multiply
1,306,471.81x = 1,958,944.88 × 506,818.93 - Step 4: Simplify right side
1,306,471.81x = 992,830,345,476.48 - Step 5: Solve for x
x = 992,830,345,476.48/1,306,471.81 - Step 6: Final answer
x = 759,932.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.