Finding the Fourth Proportional to 1,276,850.46, 1,762,058.97 and 703,878.06
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Solution
The fourth proportional to 1,276,850.46, 1,762,058.97 and 703,878.06 is: 971,354.66
Step by Step Solution
- Step 1: Write the proportion equation
1,276,850.46 : 1,762,058.97 = 703,878.06 : x - Step 2: Convert to fraction form
1,276,850.46/1,762,058.97 = 703,878.06/x - Step 3: Cross multiply
1,276,850.46x = 1,762,058.97 × 703,878.06 - Step 4: Simplify right side
1,276,850.46x = 1,240,274,649,409.20 - Step 5: Solve for x
x = 1,240,274,649,409.20/1,276,850.46 - Step 6: Final answer
x = 971,354.66
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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.