Finding the Fourth Proportional to 1,750,250.13, 2,625,375.20 and 420,554.13
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Solution
The fourth proportional to 1,750,250.13, 2,625,375.20 and 420,554.13 is: 630,831.20
Step by Step Solution
- Step 1: Write the proportion equation
1,750,250.13 : 2,625,375.20 = 420,554.13 : x - Step 2: Convert to fraction form
1,750,250.13/2,625,375.20 = 420,554.13/x - Step 3: Cross multiply
1,750,250.13x = 2,625,375.20 × 420,554.13 - Step 4: Simplify right side
1,750,250.13x = 1,104,112,383,159.58 - Step 5: Solve for x
x = 1,104,112,383,159.58/1,750,250.13 - Step 6: Final answer
x = 630,831.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.