Finding the Fourth Proportional to 2,594,458.20, 3,580,359.26 and 1,448,579.55
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Solution
The fourth proportional to 2,594,458.20, 3,580,359.26 and 1,448,579.55 is: 1,999,043.66
Step by Step Solution
- Step 1: Write the proportion equation
2,594,458.20 : 3,580,359.26 = 1,448,579.55 : x - Step 2: Convert to fraction form
2,594,458.20/3,580,359.26 = 1,448,579.55/x - Step 3: Cross multiply
2,594,458.20x = 3,580,359.26 × 1,448,579.55 - Step 4: Simplify right side
2,594,458.20x = 5,186,435,205,689.13 - Step 5: Solve for x
x = 5,186,435,205,689.13/2,594,458.20 - Step 6: Final answer
x = 1,999,043.66
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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.