Finding the Fourth Proportional to 3,203,193.16, 4,420,406.87 and 1,752,888.52
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Solution
The fourth proportional to 3,203,193.16, 4,420,406.87 and 1,752,888.52 is: 2,418,986.33
Step by Step Solution
- Step 1: Write the proportion equation
3,203,193.16 : 4,420,406.87 = 1,752,888.52 : x - Step 2: Convert to fraction form
3,203,193.16/4,420,406.87 = 1,752,888.52/x - Step 3: Cross multiply
3,203,193.16x = 4,420,406.87 × 1,752,888.52 - Step 4: Simplify right side
3,203,193.16x = 7,748,480,456,152.13 - Step 5: Solve for x
x = 7,748,480,456,152.13/3,203,193.16 - Step 6: Final answer
x = 2,418,986.33
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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.