Finding the Fourth Proportional to 4,130,689.72, 5,700,333.36 and 2,295,446.80
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Solution
The fourth proportional to 4,130,689.72, 5,700,333.36 and 2,295,446.80 is: 3,167,706.33
Step by Step Solution
- Step 1: Write the proportion equation
4,130,689.72 : 5,700,333.36 = 2,295,446.80 : x - Step 2: Convert to fraction form
4,130,689.72/5,700,333.36 = 2,295,446.80/x - Step 3: Cross multiply
4,130,689.72x = 5,700,333.36 × 2,295,446.80 - Step 4: Simplify right side
4,130,689.72x = 13,084,811,970,145.25 - Step 5: Solve for x
x = 13,084,811,970,145.25/4,130,689.72 - Step 6: Final answer
x = 3,167,706.33
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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.