Finding the Fourth Proportional to 3,888,170.39, 5,831,743.52 and 1,155,659.46
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Solution
The fourth proportional to 3,888,170.39, 5,831,743.52 and 1,155,659.46 is: 1,733,336.99
Step by Step Solution
- Step 1: Write the proportion equation
3,888,170.39 : 5,831,743.52 = 1,155,659.46 : x - Step 2: Convert to fraction form
3,888,170.39/5,831,743.52 = 1,155,659.46/x - Step 3: Cross multiply
3,888,170.39x = 5,831,743.52 × 1,155,659.46 - Step 4: Simplify right side
3,888,170.39x = 6,739,509,561,403.40 - Step 5: Solve for x
x = 6,739,509,561,403.40/3,888,170.39 - Step 6: Final answer
x = 1,733,336.99
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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.