Finding the Fourth Proportional to 2,743,422.26, 3,785,881.82 and 1,519,724.07
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Solution
The fourth proportional to 2,743,422.26, 3,785,881.82 and 1,519,724.07 is: 2,097,196.56
Step by Step Solution
- Step 1: Write the proportion equation
2,743,422.26 : 3,785,881.82 = 1,519,724.07 : x - Step 2: Convert to fraction form
2,743,422.26/3,785,881.82 = 1,519,724.07/x - Step 3: Cross multiply
2,743,422.26x = 3,785,881.82 × 1,519,724.07 - Step 4: Simplify right side
2,743,422.26x = 5,753,495,720,430.79 - Step 5: Solve for x
x = 5,753,495,720,430.79/2,743,422.26 - Step 6: Final answer
x = 2,097,196.56
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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.