Finding the Fourth Proportional to 3,754,399.36, 5,185,347.60 and 2,545,075.84
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Solution
The fourth proportional to 3,754,399.36, 5,185,347.60 and 2,545,075.84 is: 3,515,103.65
Step by Step Solution
- Step 1: Write the proportion equation
3,754,399.36 : 5,185,347.60 = 2,545,075.84 : x - Step 2: Convert to fraction form
3,754,399.36/5,185,347.60 = 2,545,075.84/x - Step 3: Cross multiply
3,754,399.36x = 5,185,347.60 × 2,545,075.84 - Step 4: Simplify right side
3,754,399.36x = 13,197,102,898,761.98 - Step 5: Solve for x
x = 13,197,102,898,761.98/3,754,399.36 - Step 6: Final answer
x = 3,515,103.65
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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.