Finding the Fourth Proportional to 1,192,650.48, 1,646,536.41 and 785,934.09
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Solution
The fourth proportional to 1,192,650.48, 1,646,536.41 and 785,934.09 is: 1,085,036.33
Step by Step Solution
- Step 1: Write the proportion equation
1,192,650.48 : 1,646,536.41 = 785,934.09 : x - Step 2: Convert to fraction form
1,192,650.48/1,646,536.41 = 785,934.09/x - Step 3: Cross multiply
1,192,650.48x = 1,646,536.41 × 785,934.09 - Step 4: Simplify right side
1,192,650.48x = 1,294,069,095,045.22 - Step 5: Solve for x
x = 1,294,069,095,045.22/1,192,650.48 - Step 6: Final answer
x = 1,085,036.33
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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.