Finding the Fourth Proportional to 1,254,680.97, 1,731,475.49 and 681,730.71
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Solution
The fourth proportional to 1,254,680.97, 1,731,475.49 and 681,730.71 is: 940,796.94
Step by Step Solution
- Step 1: Write the proportion equation
1,254,680.97 : 1,731,475.49 = 681,730.71 : x - Step 2: Convert to fraction form
1,254,680.97/1,731,475.49 = 681,730.71/x - Step 3: Cross multiply
1,254,680.97x = 1,731,475.49 × 681,730.71 - Step 4: Simplify right side
1,254,680.97x = 1,180,400,011,736.64 - Step 5: Solve for x
x = 1,180,400,011,736.64/1,254,680.97 - Step 6: Final answer
x = 940,796.94
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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.