Finding the Fourth Proportional to 3,030,582.15, 4,545,834.35 and 871,659.99
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Solution
The fourth proportional to 3,030,582.15, 4,545,834.35 and 871,659.99 is: 1,307,478.80
Step by Step Solution
- Step 1: Write the proportion equation
3,030,582.15 : 4,545,834.35 = 871,659.99 : x - Step 2: Convert to fraction form
3,030,582.15/4,545,834.35 = 871,659.99/x - Step 3: Cross multiply
3,030,582.15x = 4,545,834.35 × 871,659.99 - Step 4: Simplify right side
3,030,582.15x = 3,962,421,919,704.36 - Step 5: Solve for x
x = 3,962,421,919,704.36/3,030,582.15 - Step 6: Final answer
x = 1,307,478.80
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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.