Finding the Fourth Proportional to 2,837,847.63, 3,916,228.70 and 1,548,688.02
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Solution
The fourth proportional to 2,837,847.63, 3,916,228.70 and 1,548,688.02 is: 2,137,188.90
Step by Step Solution
- Step 1: Write the proportion equation
2,837,847.63 : 3,916,228.70 = 1,548,688.02 : x - Step 2: Convert to fraction form
2,837,847.63/3,916,228.70 = 1,548,688.02/x - Step 3: Cross multiply
2,837,847.63x = 3,916,228.70 × 1,548,688.02 - Step 4: Simplify right side
2,837,847.63x = 6,065,016,463,526.73 - Step 5: Solve for x
x = 6,065,016,463,526.73/2,837,847.63 - Step 6: Final answer
x = 2,137,188.90
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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.