Finding the Fourth Proportional to 3,141,752.75, 4,335,618.80 and 1,710,968.75
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Solution
The fourth proportional to 3,141,752.75, 4,335,618.80 and 1,710,968.75 is: 2,361,136.88
Step by Step Solution
- Step 1: Write the proportion equation
3,141,752.75 : 4,335,618.80 = 1,710,968.75 : x - Step 2: Convert to fraction form
3,141,752.75/4,335,618.80 = 1,710,968.75/x - Step 3: Cross multiply
3,141,752.75x = 4,335,618.80 × 1,710,968.75 - Step 4: Simplify right side
3,141,752.75x = 7,418,108,278,712.50 - Step 5: Solve for x
x = 7,418,108,278,712.50/3,141,752.75 - Step 6: Final answer
x = 2,361,136.88
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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.