Finding the Fourth Proportional to 3,651,750.42, 5,039,563.92 and 2,020,129.65
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Solution
The fourth proportional to 3,651,750.42, 5,039,563.92 and 2,020,129.65 is: 2,787,860.98
Step by Step Solution
- Step 1: Write the proportion equation
3,651,750.42 : 5,039,563.92 = 2,020,129.65 : x - Step 2: Convert to fraction form
3,651,750.42/5,039,563.92 = 2,020,129.65/x - Step 3: Cross multiply
3,651,750.42x = 5,039,563.92 × 2,020,129.65 - Step 4: Simplify right side
3,651,750.42x = 10,180,572,497,862.23 - Step 5: Solve for x
x = 10,180,572,497,862.23/3,651,750.42 - Step 6: Final answer
x = 2,787,860.98
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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.