Finding the Fourth Proportional to 3,143,058.16, 4,716,934.08 and 2,129,776.96
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Solution
The fourth proportional to 3,143,058.16, 4,716,934.08 and 2,129,776.96 is: 3,196,255.69
Step by Step Solution
- Step 1: Write the proportion equation
3,143,058.16 : 4,716,934.08 = 2,129,776.96 : x - Step 2: Convert to fraction form
3,143,058.16/4,716,934.08 = 2,129,776.96/x - Step 3: Cross multiply
3,143,058.16x = 4,716,934.08 × 2,129,776.96 - Step 4: Simplify right side
3,143,058.16x = 10,046,017,525,422.80 - Step 5: Solve for x
x = 10,046,017,525,422.80/3,143,058.16 - Step 6: Final answer
x = 3,196,255.69
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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.