Finding the Fourth Proportional to 1,277,906.36, 1,763,451.41 and 733,659.12
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Solution
The fourth proportional to 1,277,906.36, 1,763,451.41 and 733,659.12 is: 1,012,415.50
Step by Step Solution
- Step 1: Write the proportion equation
1,277,906.36 : 1,763,451.41 = 733,659.12 : x - Step 2: Convert to fraction form
1,277,906.36/1,763,451.41 = 733,659.12/x - Step 3: Cross multiply
1,277,906.36x = 1,763,451.41 × 733,659.12 - Step 4: Simplify right side
1,277,906.36x = 1,293,772,205,955.06 - Step 5: Solve for x
x = 1,293,772,205,955.06/1,277,906.36 - Step 6: Final answer
x = 1,012,415.50
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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.