Finding the Fourth Proportional to 3,515,385.36, 4,851,270.02 and 2,065,141.92
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Solution
The fourth proportional to 3,515,385.36, 4,851,270.02 and 2,065,141.92 is: 2,849,918.30
Step by Step Solution
- Step 1: Write the proportion equation
3,515,385.36 : 4,851,270.02 = 2,065,141.92 : x - Step 2: Convert to fraction form
3,515,385.36/4,851,270.02 = 2,065,141.92/x - Step 3: Cross multiply
3,515,385.36x = 4,851,270.02 × 2,065,141.92 - Step 4: Simplify right side
3,515,385.36x = 10,018,561,083,541.24 - Step 5: Solve for x
x = 10,018,561,083,541.24/3,515,385.36 - Step 6: Final answer
x = 2,849,918.30
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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.