Finding the Fourth Proportional to 3,536,243.70, 5,304,365.55 and 876,851.70
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Solution
The fourth proportional to 3,536,243.70, 5,304,365.55 and 876,851.70 is: 1,315,277.55
Step by Step Solution
- Step 1: Write the proportion equation
3,536,243.70 : 5,304,365.55 = 876,851.70 : x - Step 2: Convert to fraction form
3,536,243.70/5,304,365.55 = 876,851.70/x - Step 3: Cross multiply
3,536,243.70x = 5,304,365.55 × 876,851.70 - Step 4: Simplify right side
3,536,243.70x = 4,651,141,949,938.93 - Step 5: Solve for x
x = 4,651,141,949,938.93/3,536,243.70 - Step 6: Final answer
x = 1,315,277.55
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1.5x scale
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.