Finding the Fourth Proportional to 2,233,236.91, 3,081,031.94 and 1,314,904.68
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Solution
The fourth proportional to 2,233,236.91, 3,081,031.94 and 1,314,904.68 is: 1,814,076.82
Step by Step Solution
- Step 1: Write the proportion equation
2,233,236.91 : 3,081,031.94 = 1,314,904.68 : x - Step 2: Convert to fraction form
2,233,236.91/3,081,031.94 = 1,314,904.68/x - Step 3: Cross multiply
2,233,236.91x = 3,081,031.94 × 1,314,904.68 - Step 4: Simplify right side
2,233,236.91x = 4,051,263,317,135.48 - Step 5: Solve for x
x = 4,051,263,317,135.48/2,233,236.91 - Step 6: Final answer
x = 1,814,076.82
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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.