Finding the Fourth Proportional to 1,478,473.08, 2,040,290.06 and 833,891.32
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Solution
The fourth proportional to 1,478,473.08, 2,040,290.06 and 833,891.32 is: 1,150,768.45
Step by Step Solution
- Step 1: Write the proportion equation
1,478,473.08 : 2,040,290.06 = 833,891.32 : x - Step 2: Convert to fraction form
1,478,473.08/2,040,290.06 = 833,891.32/x - Step 3: Cross multiply
1,478,473.08x = 2,040,290.06 × 833,891.32 - Step 4: Simplify right side
1,478,473.08x = 1,701,380,171,316.28 - Step 5: Solve for x
x = 1,701,380,171,316.28/1,478,473.08 - Step 6: Final answer
x = 1,150,768.45
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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.