Finding the Fourth Proportional to 1,412,906.09, 1,949,895.38 and 832,515.98
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Solution
The fourth proportional to 1,412,906.09, 1,949,895.38 and 832,515.98 is: 1,148,922.12
Step by Step Solution
- Step 1: Write the proportion equation
1,412,906.09 : 1,949,895.38 = 832,515.98 : x - Step 2: Convert to fraction form
1,412,906.09/1,949,895.38 = 832,515.98/x - Step 3: Cross multiply
1,412,906.09x = 1,949,895.38 × 832,515.98 - Step 4: Simplify right side
1,412,906.09x = 1,623,319,055,509.99 - Step 5: Solve for x
x = 1,623,319,055,509.99/1,412,906.09 - Step 6: Final answer
x = 1,148,922.12
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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.