Finding the Fourth Proportional to 3,784,959.84, 5,677,164.27 and 1,479,021.06
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Solution
The fourth proportional to 3,784,959.84, 5,677,164.27 and 1,479,021.06 is: 2,218,423.94
Step by Step Solution
- Step 1: Write the proportion equation
3,784,959.84 : 5,677,164.27 = 1,479,021.06 : x - Step 2: Convert to fraction form
3,784,959.84/5,677,164.27 = 1,479,021.06/x - Step 3: Cross multiply
3,784,959.84x = 5,677,164.27 × 1,479,021.06 - Step 4: Simplify right side
3,784,959.84x = 8,396,645,516,409.53 - Step 5: Solve for x
x = 8,396,645,516,409.53/3,784,959.84 - Step 6: Final answer
x = 2,218,423.94
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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.