Finding the Fourth Proportional to 2,370,938.04, 3,271,866.21 and 1,283,183.91
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Solution
The fourth proportional to 2,370,938.04, 3,271,866.21 and 1,283,183.91 is: 1,770,778.49
Step by Step Solution
- Step 1: Write the proportion equation
2,370,938.04 : 3,271,866.21 = 1,283,183.91 : x - Step 2: Convert to fraction form
2,370,938.04/3,271,866.21 = 1,283,183.91/x - Step 3: Cross multiply
2,370,938.04x = 3,271,866.21 × 1,283,183.91 - Step 4: Simplify right side
2,370,938.04x = 4,198,406,076,344.68 - Step 5: Solve for x
x = 4,198,406,076,344.68/2,370,938.04 - Step 6: Final answer
x = 1,770,778.49
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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.