Finding the Fourth Proportional to 2,540,290.18, 3,825,641.93 and 2,313,542.02
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Solution
The fourth proportional to 2,540,290.18, 3,825,641.93 and 2,313,542.02 is: 3,484,162.33
Step by Step Solution
- Step 1: Write the proportion equation
2,540,290.18 : 3,825,641.93 = 2,313,542.02 : x - Step 2: Convert to fraction form
2,540,290.18/3,825,641.93 = 2,313,542.02/x - Step 3: Cross multiply
2,540,290.18x = 3,825,641.93 × 2,313,542.02 - Step 4: Simplify right side
2,540,290.18x = 8,850,783,358,528.90 - Step 5: Solve for x
x = 8,850,783,358,528.90/2,540,290.18 - Step 6: Final answer
x = 3,484,162.33
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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.