Finding the Fourth Proportional to 2,034,028.20, 2,806,895.68 and 1,116,233.74
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Solution
The fourth proportional to 2,034,028.20, 2,806,895.68 and 1,116,233.74 is: 1,540,367.86
Step by Step Solution
- Step 1: Write the proportion equation
2,034,028.20 : 2,806,895.68 = 1,116,233.74 : x - Step 2: Convert to fraction form
2,034,028.20/2,806,895.68 = 1,116,233.74/x - Step 3: Cross multiply
2,034,028.20x = 2,806,895.68 × 1,116,233.74 - Step 4: Simplify right side
2,034,028.20x = 3,133,151,662,676.24 - Step 5: Solve for x
x = 3,133,151,662,676.24/2,034,028.20 - Step 6: Final answer
x = 1,540,367.86
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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.