Finding the Fourth Proportional to 5,707,211.68, 7,875,515.01 and 3,259,484.83
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Solution
The fourth proportional to 5,707,211.68, 7,875,515.01 and 3,259,484.83 is: 4,497,839.43
Step by Step Solution
- Step 1: Write the proportion equation
5,707,211.68 : 7,875,515.01 = 3,259,484.83 : x - Step 2: Convert to fraction form
5,707,211.68/7,875,515.01 = 3,259,484.83/x - Step 3: Cross multiply
5,707,211.68x = 7,875,515.01 × 3,259,484.83 - Step 4: Simplify right side
5,707,211.68x = 25,670,121,703,532.30 - Step 5: Solve for x
x = 25,670,121,703,532.30/5,707,211.68 - Step 6: Final answer
x = 4,497,839.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.