Finding the Fourth Proportional to 3,523,594.09, 5,284,564.13 and 1,987,253.73
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Solution
The fourth proportional to 3,523,594.09, 5,284,564.13 and 1,987,253.73 is: 2,980,414.17
Step by Step Solution
- Step 1: Write the proportion equation
3,523,594.09 : 5,284,564.13 = 1,987,253.73 : x - Step 2: Convert to fraction form
3,523,594.09/5,284,564.13 = 1,987,253.73/x - Step 3: Cross multiply
3,523,594.09x = 5,284,564.13 × 1,987,253.73 - Step 4: Simplify right side
3,523,594.09x = 10,501,769,742,407.62 - Step 5: Solve for x
x = 10,501,769,742,407.62/3,523,594.09 - Step 6: Final answer
x = 2,980,414.17
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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.