Finding the Fourth Proportional to 1,693,000.44, 2,539,467.86 and 413,616.38
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Solution
The fourth proportional to 1,693,000.44, 2,539,467.86 and 413,616.38 is: 620,416.55
Step by Step Solution
- Step 1: Write the proportion equation
1,693,000.44 : 2,539,467.86 = 413,616.38 : x - Step 2: Convert to fraction form
1,693,000.44/2,539,467.86 = 413,616.38/x - Step 3: Cross multiply
1,693,000.44x = 2,539,467.86 × 413,616.38 - Step 4: Simplify right side
1,693,000.44x = 1,050,365,488,614.13 - Step 5: Solve for x
x = 1,050,365,488,614.13/1,693,000.44 - Step 6: Final answer
x = 620,416.55
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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.