Finding the Fourth Proportional to 2,393,154.76, 3,302,615.86 and 1,305,444.68
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Solution
The fourth proportional to 2,393,154.76, 3,302,615.86 and 1,305,444.68 is: 1,801,547.64
Step by Step Solution
- Step 1: Write the proportion equation
2,393,154.76 : 3,302,615.86 = 1,305,444.68 : x - Step 2: Convert to fraction form
2,393,154.76/3,302,615.86 = 1,305,444.68/x - Step 3: Cross multiply
2,393,154.76x = 3,302,615.86 × 1,305,444.68 - Step 4: Simplify right side
2,393,154.76x = 4,311,382,304,520.62 - Step 5: Solve for x
x = 4,311,382,304,520.62/2,393,154.76 - Step 6: Final answer
x = 1,801,547.64
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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.