Finding the Fourth Proportional to 1,358,135.64, 1,874,220.93 and 746,326.44
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Solution
The fourth proportional to 1,358,135.64, 1,874,220.93 and 746,326.44 is: 1,029,927.05
Step by Step Solution
- Step 1: Write the proportion equation
1,358,135.64 : 1,874,220.93 = 746,326.44 : x - Step 2: Convert to fraction form
1,358,135.64/1,874,220.93 = 746,326.44/x - Step 3: Cross multiply
1,358,135.64x = 1,874,220.93 × 746,326.44 - Step 4: Simplify right side
1,358,135.64x = 1,398,780,634,460.39 - Step 5: Solve for x
x = 1,398,780,634,460.39/1,358,135.64 - Step 6: Final answer
x = 1,029,927.05
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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.