Finding the Fourth Proportional to 2,810,161.08, 4,215,244.50 and 1,315,302.84
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Solution
The fourth proportional to 2,810,161.08, 4,215,244.50 and 1,315,302.84 is: 1,972,955.61
Step by Step Solution
- Step 1: Write the proportion equation
2,810,161.08 : 4,215,244.50 = 1,315,302.84 : x - Step 2: Convert to fraction form
2,810,161.08/4,215,244.50 = 1,315,302.84/x - Step 3: Cross multiply
2,810,161.08x = 4,215,244.50 × 1,315,302.84 - Step 4: Simplify right side
2,810,161.08x = 5,544,323,062,144.38 - Step 5: Solve for x
x = 5,544,323,062,144.38/2,810,161.08 - Step 6: Final answer
x = 1,972,955.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.