Finding the Fourth Proportional to 2,308,351.48, 3,478,283.41 and 1,896,845.56
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Solution
The fourth proportional to 2,308,351.48, 3,478,283.41 and 1,896,845.56 is: 2,858,215.70
Step by Step Solution
- Step 1: Write the proportion equation
2,308,351.48 : 3,478,283.41 = 1,896,845.56 : x - Step 2: Convert to fraction form
2,308,351.48/3,478,283.41 = 1,896,845.56/x - Step 3: Cross multiply
2,308,351.48x = 3,478,283.41 × 1,896,845.56 - Step 4: Simplify right side
2,308,351.48x = 6,597,766,433,195.93 - Step 5: Solve for x
x = 6,597,766,433,195.93/2,308,351.48 - Step 6: Final answer
x = 2,858,215.70
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.