Finding the Fourth Proportional to 1,168,247.26, 1,612,181.21 and 631,703.26
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Solution
The fourth proportional to 1,168,247.26, 1,612,181.21 and 631,703.26 is: 871,750.49
Step by Step Solution
- Step 1: Write the proportion equation
1,168,247.26 : 1,612,181.21 = 631,703.26 : x - Step 2: Convert to fraction form
1,168,247.26/1,612,181.21 = 631,703.26/x - Step 3: Cross multiply
1,168,247.26x = 1,612,181.21 × 631,703.26 - Step 4: Simplify right side
1,168,247.26x = 1,018,420,126,067.74 - Step 5: Solve for x
x = 1,018,420,126,067.74/1,168,247.26 - Step 6: Final answer
x = 871,750.49
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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.