Finding the Fourth Proportional to 2,055,958.88, 2,837,520.12 and 1,184,626.66
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Solution
The fourth proportional to 2,055,958.88, 2,837,520.12 and 1,184,626.66 is: 1,634,955.84
Step by Step Solution
- Step 1: Write the proportion equation
2,055,958.88 : 2,837,520.12 = 1,184,626.66 : x - Step 2: Convert to fraction form
2,055,958.88/2,837,520.12 = 1,184,626.66/x - Step 3: Cross multiply
2,055,958.88x = 2,837,520.12 × 1,184,626.66 - Step 4: Simplify right side
2,055,958.88x = 3,361,401,982,438.40 - Step 5: Solve for x
x = 3,361,401,982,438.40/2,055,958.88 - Step 6: Final answer
x = 1,634,955.84
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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.