Finding the Fourth Proportional to 4,130,271.69, 5,700,594.96 and 2,639,170.23
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Solution
The fourth proportional to 4,130,271.69, 5,700,594.96 and 2,639,170.23 is: 3,642,578.90
Step by Step Solution
- Step 1: Write the proportion equation
4,130,271.69 : 5,700,594.96 = 2,639,170.23 : x - Step 2: Convert to fraction form
4,130,271.69/5,700,594.96 = 2,639,170.23/x - Step 3: Cross multiply
4,130,271.69x = 5,700,594.96 × 2,639,170.23 - Step 4: Simplify right side
4,130,271.69x = 15,044,840,511,720.04 - Step 5: Solve for x
x = 15,044,840,511,720.04/4,130,271.69 - Step 6: Final answer
x = 3,642,578.90
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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.