Finding the Fourth Proportional to 5,622,721.01, 7,759,358.66 and 3,044,403.53
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Solution
The fourth proportional to 5,622,721.01, 7,759,358.66 and 3,044,403.53 is: 4,201,278.85
Step by Step Solution
- Step 1: Write the proportion equation
5,622,721.01 : 7,759,358.66 = 3,044,403.53 : x - Step 2: Convert to fraction form
5,622,721.01/7,759,358.66 = 3,044,403.53/x - Step 3: Cross multiply
5,622,721.01x = 7,759,358.66 × 3,044,403.53 - Step 4: Simplify right side
5,622,721.01x = 23,622,618,879,818.05 - Step 5: Solve for x
x = 23,622,618,879,818.05/5,622,721.01 - Step 6: Final answer
x = 4,201,278.85
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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.