Finding the Fourth Proportional to 5,019,304.55, 6,926,570.53 and 2,784,013.88
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Solution
The fourth proportional to 5,019,304.55, 6,926,570.53 and 2,784,013.88 is: 3,841,900.47
Step by Step Solution
- Step 1: Write the proportion equation
5,019,304.55 : 6,926,570.53 = 2,784,013.88 : x - Step 2: Convert to fraction form
5,019,304.55/6,926,570.53 = 2,784,013.88/x - Step 3: Cross multiply
5,019,304.55x = 6,926,570.53 × 2,784,013.88 - Step 4: Simplify right side
5,019,304.55x = 19,283,668,492,214.97 - Step 5: Solve for x
x = 19,283,668,492,214.97/5,019,304.55 - Step 6: Final answer
x = 3,841,900.47
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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.