Finding the Fourth Proportional to 1,067,133.26, 1,472,627.84 and 637,330.35
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Solution
The fourth proportional to 1,067,133.26, 1,472,627.84 and 637,330.35 is: 879,506.29
Step by Step Solution
- Step 1: Write the proportion equation
1,067,133.26 : 1,472,627.84 = 637,330.35 : x - Step 2: Convert to fraction form
1,067,133.26/1,472,627.84 = 637,330.35/x - Step 3: Cross multiply
1,067,133.26x = 1,472,627.84 × 637,330.35 - Step 4: Simplify right side
1,067,133.26x = 938,550,416,686.94 - Step 5: Solve for x
x = 938,550,416,686.94/1,067,133.26 - Step 6: Final answer
x = 879,506.29
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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.