Finding the Fourth Proportional to 1,070,194.47, 1,476,660.39 and 634,531.31
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Solution
The fourth proportional to 1,070,194.47, 1,476,660.39 and 634,531.31 is: 875,529.90
Step by Step Solution
- Step 1: Write the proportion equation
1,070,194.47 : 1,476,660.39 = 634,531.31 : x - Step 2: Convert to fraction form
1,070,194.47/1,476,660.39 = 634,531.31/x - Step 3: Cross multiply
1,070,194.47x = 1,476,660.39 × 634,531.31 - Step 4: Simplify right side
1,070,194.47x = 936,987,251,691.81 - Step 5: Solve for x
x = 936,987,251,691.81/1,070,194.47 - Step 6: Final answer
x = 875,529.90
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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.