Finding the Fourth Proportional to 2,801,304.40, 4,203,268.80 and 1,380,585.52
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Solution
The fourth proportional to 2,801,304.40, 4,203,268.80 and 1,380,585.52 is: 2,071,524.98
Step by Step Solution
- Step 1: Write the proportion equation
2,801,304.40 : 4,203,268.80 = 1,380,585.52 : x - Step 2: Convert to fraction form
2,801,304.40/4,203,268.80 = 1,380,585.52/x - Step 3: Cross multiply
2,801,304.40x = 4,203,268.80 × 1,380,585.52 - Step 4: Simplify right side
2,801,304.40x = 5,802,972,041,947.78 - Step 5: Solve for x
x = 5,802,972,041,947.78/2,801,304.40 - Step 6: Final answer
x = 2,071,524.98
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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.