Finding the Fourth Proportional to 2,840,594.99, 3,919,960.44 and 1,551,440.57
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Solution
The fourth proportional to 2,840,594.99, 3,919,960.44 and 1,551,440.57 is: 2,140,954.86
Step by Step Solution
- Step 1: Write the proportion equation
2,840,594.99 : 3,919,960.44 = 1,551,440.57 : x - Step 2: Convert to fraction form
2,840,594.99/3,919,960.44 = 1,551,440.57/x - Step 3: Cross multiply
2,840,594.99x = 3,919,960.44 × 1,551,440.57 - Step 4: Simplify right side
2,840,594.99x = 6,081,585,639,811.25 - Step 5: Solve for x
x = 6,081,585,639,811.25/2,840,594.99 - Step 6: Final answer
x = 2,140,954.86
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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.