Finding the Fourth Proportional to 3,668,290.20, 5,062,398.58 and 2,036,697.65
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Solution
The fourth proportional to 3,668,290.20, 5,062,398.58 and 2,036,697.65 is: 2,810,730.53
Step by Step Solution
- Step 1: Write the proportion equation
3,668,290.20 : 5,062,398.58 = 2,036,697.65 : x - Step 2: Convert to fraction form
3,668,290.20/5,062,398.58 = 2,036,697.65/x - Step 3: Cross multiply
3,668,290.20x = 5,062,398.58 × 2,036,697.65 - Step 4: Simplify right side
3,668,290.20x = 10,310,575,265,937.34 - Step 5: Solve for x
x = 10,310,575,265,937.34/3,668,290.20 - Step 6: Final answer
x = 2,810,730.53
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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.