Finding the Fourth Proportional to 1,199,405.97, 1,655,135.19 and 655,537.32
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Solution
The fourth proportional to 1,199,405.97, 1,655,135.19 and 655,537.32 is: 904,616.88
Step by Step Solution
- Step 1: Write the proportion equation
1,199,405.97 : 1,655,135.19 = 655,537.32 : x - Step 2: Convert to fraction form
1,199,405.97/1,655,135.19 = 655,537.32/x - Step 3: Cross multiply
1,199,405.97x = 1,655,135.19 × 655,537.32 - Step 4: Simplify right side
1,199,405.97x = 1,085,002,886,690.29 - Step 5: Solve for x
x = 1,085,002,886,690.29/1,199,405.97 - Step 6: Final answer
x = 904,616.88
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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.