Finding the Fourth Proportional to 1,853,984.73, 2,558,287.49 and 1,038,074.97
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Solution
The fourth proportional to 1,853,984.73, 2,558,287.49 and 1,038,074.97 is: 1,432,425.07
Step by Step Solution
- Step 1: Write the proportion equation
1,853,984.73 : 2,558,287.49 = 1,038,074.97 : x - Step 2: Convert to fraction form
1,853,984.73/2,558,287.49 = 1,038,074.97/x - Step 3: Cross multiply
1,853,984.73x = 2,558,287.49 × 1,038,074.97 - Step 4: Simplify right side
1,853,984.73x = 2,655,694,204,242.75 - Step 5: Solve for x
x = 2,655,694,204,242.75/1,853,984.73 - Step 6: Final answer
x = 1,432,425.07
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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.