Finding the Fourth Proportional to 1,353,657.21, 2,029,049.94 and 633,392.07
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Solution
The fourth proportional to 1,353,657.21, 2,029,049.94 and 633,392.07 is: 949,416.24
Step by Step Solution
- Step 1: Write the proportion equation
1,353,657.21 : 2,029,049.94 = 633,392.07 : x - Step 2: Convert to fraction form
1,353,657.21/2,029,049.94 = 633,392.07/x - Step 3: Cross multiply
1,353,657.21x = 2,029,049.94 × 633,392.07 - Step 4: Simplify right side
1,353,657.21x = 1,285,184,141,629.98 - Step 5: Solve for x
x = 1,285,184,141,629.98/1,353,657.21 - Step 6: Final answer
x = 949,416.24
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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.