Finding the Fourth Proportional to 4,618,067.30, 6,373,129.69 and 2,580,876.74
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Solution
The fourth proportional to 4,618,067.30, 6,373,129.69 and 2,580,876.74 is: 3,561,719.89
Step by Step Solution
- Step 1: Write the proportion equation
4,618,067.30 : 6,373,129.69 = 2,580,876.74 : x - Step 2: Convert to fraction form
4,618,067.30/6,373,129.69 = 2,580,876.74/x - Step 3: Cross multiply
4,618,067.30x = 6,373,129.69 × 2,580,876.74 - Step 4: Simplify right side
4,618,067.30x = 16,448,262,177,924.41 - Step 5: Solve for x
x = 16,448,262,177,924.41/4,618,067.30 - Step 6: Final answer
x = 3,561,719.89
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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.