Finding the Fourth Proportional to 1,750,304.80, 2,619,625.20 and 1,269,164.80
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Solution
The fourth proportional to 1,750,304.80, 2,619,625.20 and 1,269,164.80 is: 1,899,518.35
Step by Step Solution
- Step 1: Write the proportion equation
1,750,304.80 : 2,619,625.20 = 1,269,164.80 : x - Step 2: Convert to fraction form
1,750,304.80/2,619,625.20 = 1,269,164.80/x - Step 3: Cross multiply
1,750,304.80x = 2,619,625.20 × 1,269,164.80 - Step 4: Simplify right side
1,750,304.80x = 3,324,736,093,032.96 - Step 5: Solve for x
x = 3,324,736,093,032.96/1,750,304.80 - Step 6: Final answer
x = 1,899,518.35
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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.