Finding the Fourth Proportional to 4,256,042.13, 5,873,467.55 and 2,420,764.36
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Solution
The fourth proportional to 4,256,042.13, 5,873,467.55 and 2,420,764.36 is: 3,340,728.42
Step by Step Solution
- Step 1: Write the proportion equation
4,256,042.13 : 5,873,467.55 = 2,420,764.36 : x - Step 2: Convert to fraction form
4,256,042.13/5,873,467.55 = 2,420,764.36/x - Step 3: Cross multiply
4,256,042.13x = 5,873,467.55 × 2,420,764.36 - Step 4: Simplify right side
4,256,042.13x = 14,218,280,887,869.03 - Step 5: Solve for x
x = 14,218,280,887,869.03/4,256,042.13 - Step 6: Final answer
x = 3,340,728.42
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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.