Finding the Fourth Proportional to 1,738,383.49, 2,399,117.15 and 974,584.68
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Solution
The fourth proportional to 1,738,383.49, 2,399,117.15 and 974,584.68 is: 1,345,009.79
Step by Step Solution
- Step 1: Write the proportion equation
1,738,383.49 : 2,399,117.15 = 974,584.68 : x - Step 2: Convert to fraction form
1,738,383.49/2,399,117.15 = 974,584.68/x - Step 3: Cross multiply
1,738,383.49x = 2,399,117.15 × 974,584.68 - Step 4: Simplify right side
1,738,383.49x = 2,338,142,819,915.26 - Step 5: Solve for x
x = 2,338,142,819,915.26/1,738,383.49 - Step 6: Final answer
x = 1,345,009.79
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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.