Finding the Fourth Proportional to 3,203,142.06, 4,420,335.63 and 1,752,837.11
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Solution
The fourth proportional to 3,203,142.06, 4,420,335.63 and 1,752,837.11 is: 2,418,914.99
Step by Step Solution
- Step 1: Write the proportion equation
3,203,142.06 : 4,420,335.63 = 1,752,837.11 : x - Step 2: Convert to fraction form
3,203,142.06/4,420,335.63 = 1,752,837.11/x - Step 3: Cross multiply
3,203,142.06x = 4,420,335.63 × 1,752,837.11 - Step 4: Simplify right side
3,203,142.06x = 7,748,128,341,970.07 - Step 5: Solve for x
x = 7,748,128,341,970.07/3,203,142.06 - Step 6: Final answer
x = 2,418,914.99
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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.