Finding the Fourth Proportional to 2,167,193.93, 2,992,737.96 and 1,622,383.88
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Solution
The fourth proportional to 2,167,193.93, 2,992,737.96 and 1,622,383.88 is: 2,240,394.71
Step by Step Solution
- Step 1: Write the proportion equation
2,167,193.93 : 2,992,737.96 = 1,622,383.88 : x - Step 2: Convert to fraction form
2,167,193.93/2,992,737.96 = 1,622,383.88/x - Step 3: Cross multiply
2,167,193.93x = 2,992,737.96 × 1,622,383.88 - Step 4: Simplify right side
2,167,193.93x = 4,855,369,823,368.08 - Step 5: Solve for x
x = 4,855,369,823,368.08/2,167,193.93 - Step 6: Final answer
x = 2,240,394.71
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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.