Finding the Fourth Proportional to 4,525,582.47, 6,783,889.74 and 2,125,130.05
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Solution
The fourth proportional to 4,525,582.47, 6,783,889.74 and 2,125,130.05 is: 3,185,589.49
Step by Step Solution
- Step 1: Write the proportion equation
4,525,582.47 : 6,783,889.74 = 2,125,130.05 : x - Step 2: Convert to fraction form
4,525,582.47/6,783,889.74 = 2,125,130.05/x - Step 3: Cross multiply
4,525,582.47x = 6,783,889.74 × 2,125,130.05 - Step 4: Simplify right side
4,525,582.47x = 14,416,647,942,360.69 - Step 5: Solve for x
x = 14,416,647,942,360.69/4,525,582.47 - Step 6: Final answer
x = 3,185,589.49
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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.