Finding the Fourth Proportional to 4,023,139.60, 6,041,707.80 and 2,133,571.60
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Solution
The fourth proportional to 4,023,139.60, 6,041,707.80 and 2,133,571.60 is: 3,204,068.83
Step by Step Solution
- Step 1: Write the proportion equation
4,023,139.60 : 6,041,707.80 = 2,133,571.60 : x - Step 2: Convert to fraction form
4,023,139.60/6,041,707.80 = 2,133,571.60/x - Step 3: Cross multiply
4,023,139.60x = 6,041,707.80 × 2,133,571.60 - Step 4: Simplify right side
4,023,139.60x = 12,890,416,177,578.48 - Step 5: Solve for x
x = 12,890,416,177,578.48/4,023,139.60 - Step 6: Final answer
x = 3,204,068.83
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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.