Finding the Fourth Proportional to 2,685,882.12, 4,028,823.60 and 888,283.08
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Solution
The fourth proportional to 2,685,882.12, 4,028,823.60 and 888,283.08 is: 1,332,424.76
Step by Step Solution
- Step 1: Write the proportion equation
2,685,882.12 : 4,028,823.60 = 888,283.08 : x - Step 2: Convert to fraction form
2,685,882.12/4,028,823.60 = 888,283.08/x - Step 3: Cross multiply
2,685,882.12x = 4,028,823.60 × 888,283.08 - Step 4: Simplify right side
2,685,882.12x = 3,578,735,836,184.69 - Step 5: Solve for x
x = 3,578,735,836,184.69/2,685,882.12 - Step 6: Final answer
x = 1,332,424.76
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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.