Finding the Fourth Proportional to 3,426,562.44, 4,728,658.50 and 1,898,695.08
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Solution
The fourth proportional to 3,426,562.44, 4,728,658.50 and 1,898,695.08 is: 2,620,200.50
Step by Step Solution
- Step 1: Write the proportion equation
3,426,562.44 : 4,728,658.50 = 1,898,695.08 : x - Step 2: Convert to fraction form
3,426,562.44/4,728,658.50 = 1,898,695.08/x - Step 3: Cross multiply
3,426,562.44x = 4,728,658.50 × 1,898,695.08 - Step 4: Simplify right side
3,426,562.44x = 8,978,280,628,950.18 - Step 5: Solve for x
x = 8,978,280,628,950.18/3,426,562.44 - Step 6: Final answer
x = 2,620,200.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.