Finding the Fourth Proportional to 2,103,067.64, 3,153,337.99 and 822,149.51
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Solution
The fourth proportional to 2,103,067.64, 3,153,337.99 and 822,149.51 is: 1,232,730.33
Step by Step Solution
- Step 1: Write the proportion equation
2,103,067.64 : 3,153,337.99 = 822,149.51 : x - Step 2: Convert to fraction form
2,103,067.64/3,153,337.99 = 822,149.51/x - Step 3: Cross multiply
2,103,067.64x = 3,153,337.99 × 822,149.51 - Step 4: Simplify right side
2,103,067.64x = 2,592,515,265,520.82 - Step 5: Solve for x
x = 2,592,515,265,520.82/2,103,067.64 - Step 6: Final answer
x = 1,232,730.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.