Finding the Fourth Proportional to 4,881,707.20, 7,338,307.20 and 3,471,529.60
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Solution
The fourth proportional to 4,881,707.20, 7,338,307.20 and 3,471,529.60 is: 5,218,492.14
Step by Step Solution
- Step 1: Write the proportion equation
4,881,707.20 : 7,338,307.20 = 3,471,529.60 : x - Step 2: Convert to fraction form
4,881,707.20/7,338,307.20 = 3,471,529.60/x - Step 3: Cross multiply
4,881,707.20x = 7,338,307.20 × 3,471,529.60 - Step 4: Simplify right side
4,881,707.20x = 25,475,150,658,693.12 - Step 5: Solve for x
x = 25,475,150,658,693.12/4,881,707.20 - Step 6: Final answer
x = 5,218,492.14
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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.