Finding the Fourth Proportional to 1,906,059.36, 2,630,407.86 and 1,034,931.09
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Solution
The fourth proportional to 1,906,059.36, 2,630,407.86 and 1,034,931.09 is: 1,428,229.85
Step by Step Solution
- Step 1: Write the proportion equation
1,906,059.36 : 2,630,407.86 = 1,034,931.09 : x - Step 2: Convert to fraction form
1,906,059.36/2,630,407.86 = 1,034,931.09/x - Step 3: Cross multiply
1,906,059.36x = 2,630,407.86 × 1,034,931.09 - Step 4: Simplify right side
1,906,059.36x = 2,722,290,873,694.37 - Step 5: Solve for x
x = 2,722,290,873,694.37/1,906,059.36 - Step 6: Final answer
x = 1,428,229.85
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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.