Finding the Fourth Proportional to 1,615,479.24, 2,229,741.24 and 1,004,093.70
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Solution
The fourth proportional to 1,615,479.24, 2,229,741.24 and 1,004,093.70 is: 1,385,885.42
Step by Step Solution
- Step 1: Write the proportion equation
1,615,479.24 : 2,229,741.24 = 1,004,093.70 : x - Step 2: Convert to fraction form
1,615,479.24/2,229,741.24 = 1,004,093.70/x - Step 3: Cross multiply
1,615,479.24x = 2,229,741.24 × 1,004,093.70 - Step 4: Simplify right side
1,615,479.24x = 2,238,869,131,714.19 - Step 5: Solve for x
x = 2,238,869,131,714.19/1,615,479.24 - Step 6: Final answer
x = 1,385,885.42
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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.