Finding the Fourth Proportional to 3,394,516.29, 4,684,442.17 and 1,845,778.57
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Solution
The fourth proportional to 3,394,516.29, 4,684,442.17 and 1,845,778.57 is: 2,547,179.69
Step by Step Solution
- Step 1: Write the proportion equation
3,394,516.29 : 4,684,442.17 = 1,845,778.57 : x - Step 2: Convert to fraction form
3,394,516.29/4,684,442.17 = 1,845,778.57/x - Step 3: Cross multiply
3,394,516.29x = 4,684,442.17 × 1,845,778.57 - Step 4: Simplify right side
3,394,516.29x = 8,646,442,946,368.09 - Step 5: Solve for x
x = 8,646,442,946,368.09/3,394,516.29 - Step 6: Final answer
x = 2,547,179.69
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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.