Finding the Fourth Proportional to 4,167,129.40, 6,240,863.70 and 2,574,604.60
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Solution
The fourth proportional to 4,167,129.40, 6,240,863.70 and 2,574,604.60 is: 3,855,833.32
Step by Step Solution
- Step 1: Write the proportion equation
4,167,129.40 : 6,240,863.70 = 2,574,604.60 : x - Step 2: Convert to fraction form
4,167,129.40/6,240,863.70 = 2,574,604.60/x - Step 3: Cross multiply
4,167,129.40x = 6,240,863.70 × 2,574,604.60 - Step 4: Simplify right side
4,167,129.40x = 16,067,756,389,993.02 - Step 5: Solve for x
x = 16,067,756,389,993.02/4,167,129.40 - Step 6: Final answer
x = 3,855,833.32
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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.