Finding the Fourth Proportional to 3,528,453.88, 5,292,317.94 and 1,134,016.12
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Solution
The fourth proportional to 3,528,453.88, 5,292,317.94 and 1,134,016.12 is: 1,700,907.55
Step by Step Solution
- Step 1: Write the proportion equation
3,528,453.88 : 5,292,317.94 = 1,134,016.12 : x - Step 2: Convert to fraction form
3,528,453.88/5,292,317.94 = 1,134,016.12/x - Step 3: Cross multiply
3,528,453.88x = 5,292,317.94 × 1,134,016.12 - Step 4: Simplify right side
3,528,453.88x = 6,001,573,856,125.19 - Step 5: Solve for x
x = 6,001,573,856,125.19/3,528,453.88 - Step 6: Final answer
x = 1,700,907.55
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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.