Finding the Fourth Proportional to 1,693,239.26, 2,539,833.11 and 1,173,434.91
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Solution
The fourth proportional to 1,693,239.26, 2,539,833.11 and 1,173,434.91 is: 1,760,134.50
Step by Step Solution
- Step 1: Write the proportion equation
1,693,239.26 : 2,539,833.11 = 1,173,434.91 : x - Step 2: Convert to fraction form
1,693,239.26/2,539,833.11 = 1,173,434.91/x - Step 3: Cross multiply
1,693,239.26x = 2,539,833.11 × 1,173,434.91 - Step 4: Simplify right side
1,693,239.26x = 2,980,328,830,980.70 - Step 5: Solve for x
x = 2,980,328,830,980.70/1,693,239.26 - Step 6: Final answer
x = 1,760,134.50
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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.