Finding the Fourth Proportional to 4,986,086.97, 7,482,495.70 and 1,953,076.60
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Solution
The fourth proportional to 4,986,086.97, 7,482,495.70 and 1,953,076.60 is: 2,930,933.09
Step by Step Solution
- Step 1: Write the proportion equation
4,986,086.97 : 7,482,495.70 = 1,953,076.60 : x - Step 2: Convert to fraction form
4,986,086.97/7,482,495.70 = 1,953,076.60/x - Step 3: Cross multiply
4,986,086.97x = 7,482,495.70 × 1,953,076.60 - Step 4: Simplify right side
4,986,086.97x = 14,613,887,258,189.57 - Step 5: Solve for x
x = 14,613,887,258,189.57/4,986,086.97 - Step 6: Final answer
x = 2,930,933.09
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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.