Finding the Fourth Proportional to 4,195,213.20, 6,292,801.80 and 1,162,570.32
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Solution
The fourth proportional to 4,195,213.20, 6,292,801.80 and 1,162,570.32 is: 1,743,850.49
Step by Step Solution
- Step 1: Write the proportion equation
4,195,213.20 : 6,292,801.80 = 1,162,570.32 : x - Step 2: Convert to fraction form
4,195,213.20/6,292,801.80 = 1,162,570.32/x - Step 3: Cross multiply
4,195,213.20x = 6,292,801.80 × 1,162,570.32 - Step 4: Simplify right side
4,195,213.20x = 7,315,824,602,322.58 - Step 5: Solve for x
x = 7,315,824,602,322.58/4,195,213.20 - Step 6: Final answer
x = 1,743,850.49
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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.