Finding the Fourth Proportional to 1,440,063.40, 1,987,248.99 and 795,469.72
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Solution
The fourth proportional to 1,440,063.40, 1,987,248.99 and 795,469.72 is: 1,097,726.95
Step by Step Solution
- Step 1: Write the proportion equation
1,440,063.40 : 1,987,248.99 = 795,469.72 : x - Step 2: Convert to fraction form
1,440,063.40/1,987,248.99 = 795,469.72/x - Step 3: Cross multiply
1,440,063.40x = 1,987,248.99 × 795,469.72 - Step 4: Simplify right side
1,440,063.40x = 1,580,796,397,645.58 - Step 5: Solve for x
x = 1,580,796,397,645.58/1,440,063.40 - Step 6: Final answer
x = 1,097,726.95
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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.