Finding the Fourth Proportional to 2,961,203.19, 4,086,461.79 and 1,603,076.19
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Solution
The fourth proportional to 2,961,203.19, 4,086,461.79 and 1,603,076.19 is: 2,212,245.89
Step by Step Solution
- Step 1: Write the proportion equation
2,961,203.19 : 4,086,461.79 = 1,603,076.19 : x - Step 2: Convert to fraction form
2,961,203.19/4,086,461.79 = 1,603,076.19/x - Step 3: Cross multiply
2,961,203.19x = 4,086,461.79 × 1,603,076.19 - Step 4: Simplify right side
2,961,203.19x = 6,550,909,596,893.78 - Step 5: Solve for x
x = 6,550,909,596,893.78/2,961,203.19 - Step 6: Final answer
x = 2,212,245.89
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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.