Finding the Fourth Proportional to 2,540,289.18, 3,825,640.42 and 2,313,541.02
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Solution
The fourth proportional to 2,540,289.18, 3,825,640.42 and 2,313,541.02 is: 3,484,160.82
Step by Step Solution
- Step 1: Write the proportion equation
2,540,289.18 : 3,825,640.42 = 2,313,541.02 : x - Step 2: Convert to fraction form
2,540,289.18/3,825,640.42 = 2,313,541.02/x - Step 3: Cross multiply
2,540,289.18x = 3,825,640.42 × 2,313,541.02 - Step 4: Simplify right side
2,540,289.18x = 8,850,776,039,440.03 - Step 5: Solve for x
x = 8,850,776,039,440.03/2,540,289.18 - Step 6: Final answer
x = 3,484,160.82
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.