Finding the Fourth Proportional to 1,193,395.68, 1,646,886.24 and 656,851.68
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Solution
The fourth proportional to 1,193,395.68, 1,646,886.24 and 656,851.68 is: 906,455.43
Step by Step Solution
- Step 1: Write the proportion equation
1,193,395.68 : 1,646,886.24 = 656,851.68 : x - Step 2: Convert to fraction form
1,193,395.68/1,646,886.24 = 656,851.68/x - Step 3: Cross multiply
1,193,395.68x = 1,646,886.24 × 656,851.68 - Step 4: Simplify right side
1,193,395.68x = 1,081,759,993,512.88 - Step 5: Solve for x
x = 1,081,759,993,512.88/1,193,395.68 - Step 6: Final answer
x = 906,455.43
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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.