Finding the Fourth Proportional to 3,361,340.53, 4,639,009.20 and 2,055,358.02
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Solution
The fourth proportional to 3,361,340.53, 4,639,009.20 and 2,055,358.02 is: 2,836,613.75
Step by Step Solution
- Step 1: Write the proportion equation
3,361,340.53 : 4,639,009.20 = 2,055,358.02 : x - Step 2: Convert to fraction form
3,361,340.53/4,639,009.20 = 2,055,358.02/x - Step 3: Cross multiply
3,361,340.53x = 4,639,009.20 × 2,055,358.02 - Step 4: Simplify right side
3,361,340.53x = 9,534,824,764,073.79 - Step 5: Solve for x
x = 9,534,824,764,073.79/3,361,340.53 - Step 6: Final answer
x = 2,836,613.75
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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.