Finding the Fourth Proportional to 3,545,977.44, 5,305,551.12 and 2,174,855.52
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Solution
The fourth proportional to 3,545,977.44, 5,305,551.12 and 2,174,855.52 is: 3,254,055.43
Step by Step Solution
- Step 1: Write the proportion equation
3,545,977.44 : 5,305,551.12 = 2,174,855.52 : x - Step 2: Convert to fraction form
3,545,977.44/5,305,551.12 = 2,174,855.52/x - Step 3: Cross multiply
3,545,977.44x = 5,305,551.12 × 2,174,855.52 - Step 4: Simplify right side
3,545,977.44x = 11,538,807,139,974.18 - Step 5: Solve for x
x = 11,538,807,139,974.18/3,545,977.44 - Step 6: Final answer
x = 3,254,055.43
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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.