Finding the Fourth Proportional to 3,689,050.14, 5,531,968.08 and 1,959,541.47
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Solution
The fourth proportional to 3,689,050.14, 5,531,968.08 and 1,959,541.47 is: 2,938,458.53
Step by Step Solution
- Step 1: Write the proportion equation
3,689,050.14 : 5,531,968.08 = 1,959,541.47 : x - Step 2: Convert to fraction form
3,689,050.14/5,531,968.08 = 1,959,541.47/x - Step 3: Cross multiply
3,689,050.14x = 5,531,968.08 × 1,959,541.47 - Step 4: Simplify right side
3,689,050.14x = 10,840,120,863,476.28 - Step 5: Solve for x
x = 10,840,120,863,476.28/3,689,050.14 - Step 6: Final answer
x = 2,938,458.53
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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.