Finding the Fourth Proportional to 2,147,875.21, 3,227,717.95 and 2,007,437.01
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Solution
The fourth proportional to 2,147,875.21, 3,227,717.95 and 2,007,437.01 is: 3,016,674.53
Step by Step Solution
- Step 1: Write the proportion equation
2,147,875.21 : 3,227,717.95 = 2,007,437.01 : x - Step 2: Convert to fraction form
2,147,875.21/3,227,717.95 = 2,007,437.01/x - Step 3: Cross multiply
2,147,875.21x = 3,227,717.95 × 2,007,437.01 - Step 4: Simplify right side
2,147,875.21x = 6,479,440,459,600.77 - Step 5: Solve for x
x = 6,479,440,459,600.77/2,147,875.21 - Step 6: Final answer
x = 3,016,674.53
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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.