Finding the Fourth Proportional to 5,620,278.48, 8,431,295.76 and 1,832,880.48
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Solution
The fourth proportional to 5,620,278.48, 8,431,295.76 and 1,832,880.48 is: 2,749,607.07
Step by Step Solution
- Step 1: Write the proportion equation
5,620,278.48 : 8,431,295.76 = 1,832,880.48 : x - Step 2: Convert to fraction form
5,620,278.48/8,431,295.76 = 1,832,880.48/x - Step 3: Cross multiply
5,620,278.48x = 8,431,295.76 × 1,832,880.48 - Step 4: Simplify right side
5,620,278.48x = 15,453,557,419,610.76 - Step 5: Solve for x
x = 15,453,557,419,610.76/5,620,278.48 - Step 6: Final answer
x = 2,749,607.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.