Finding the Fourth Proportional to 1,480,924.55, 2,221,469.29 and 415,883.19
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Solution
The fourth proportional to 1,480,924.55, 2,221,469.29 and 415,883.19 is: 623,847.95
Step by Step Solution
- Step 1: Write the proportion equation
1,480,924.55 : 2,221,469.29 = 415,883.19 : x - Step 2: Convert to fraction form
1,480,924.55/2,221,469.29 = 415,883.19/x - Step 3: Cross multiply
1,480,924.55x = 2,221,469.29 × 415,883.19 - Step 4: Simplify right side
1,480,924.55x = 923,871,734,812.24 - Step 5: Solve for x
x = 923,871,734,812.24/1,480,924.55 - Step 6: Final answer
x = 623,847.95
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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.