Finding the Fourth Proportional to 2,849,163.84, 3,931,846.56 and 1,560,084.12
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Solution
The fourth proportional to 2,849,163.84, 3,931,846.56 and 1,560,084.12 is: 2,152,916.34
Step by Step Solution
- Step 1: Write the proportion equation
2,849,163.84 : 3,931,846.56 = 1,560,084.12 : x - Step 2: Convert to fraction form
2,849,163.84/3,931,846.56 = 1,560,084.12/x - Step 3: Cross multiply
2,849,163.84x = 3,931,846.56 × 1,560,084.12 - Step 4: Simplify right side
2,849,163.84x = 6,134,011,380,532.63 - Step 5: Solve for x
x = 6,134,011,380,532.63/2,849,163.84 - Step 6: Final answer
x = 2,152,916.34
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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.