Finding the Fourth Proportional to 3,577,539.26, 4,936,555.12 and 2,418,506.72
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Solution
The fourth proportional to 3,577,539.26, 4,936,555.12 and 2,418,506.72 is: 3,337,235.70
Step by Step Solution
- Step 1: Write the proportion equation
3,577,539.26 : 4,936,555.12 = 2,418,506.72 : x - Step 2: Convert to fraction form
3,577,539.26/4,936,555.12 = 2,418,506.72/x - Step 3: Cross multiply
3,577,539.26x = 4,936,555.12 × 2,418,506.72 - Step 4: Simplify right side
3,577,539.26x = 11,939,091,731,370.41 - Step 5: Solve for x
x = 11,939,091,731,370.41/3,577,539.26 - Step 6: Final answer
x = 3,337,235.70
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1.5x scale
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.