Finding the Fourth Proportional to 4,816,019.68, 7,224,422.64 and 2,418,631.36
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Solution
The fourth proportional to 4,816,019.68, 7,224,422.64 and 2,418,631.36 is: 3,628,144.47
Step by Step Solution
- Step 1: Write the proportion equation
4,816,019.68 : 7,224,422.64 = 2,418,631.36 : x - Step 2: Convert to fraction form
4,816,019.68/7,224,422.64 = 2,418,631.36/x - Step 3: Cross multiply
4,816,019.68x = 7,224,422.64 × 2,418,631.36 - Step 4: Simplify right side
4,816,019.68x = 17,473,215,154,997.99 - Step 5: Solve for x
x = 17,473,215,154,997.99/4,816,019.68 - Step 6: Final answer
x = 3,628,144.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.