Finding the Fourth Proportional to 1,745,684.92, 2,618,418.64 and 835,513.84
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Solution
The fourth proportional to 1,745,684.92, 2,618,418.64 and 835,513.84 is: 1,253,218.72
Step by Step Solution
- Step 1: Write the proportion equation
1,745,684.92 : 2,618,418.64 = 835,513.84 : x - Step 2: Convert to fraction form
1,745,684.92/2,618,418.64 = 835,513.84/x - Step 3: Cross multiply
1,745,684.92x = 2,618,418.64 × 835,513.84 - Step 4: Simplify right side
1,745,684.92x = 2,187,725,012,633.98 - Step 5: Solve for x
x = 2,187,725,012,633.98/1,745,684.92 - Step 6: Final answer
x = 1,253,218.72
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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.