Finding the Fourth Proportional to 4,416,617.36, 6,624,927.04 and 1,383,982.72
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Solution
The fourth proportional to 4,416,617.36, 6,624,927.04 and 1,383,982.72 is: 2,075,974.39
Step by Step Solution
- Step 1: Write the proportion equation
4,416,617.36 : 6,624,927.04 = 1,383,982.72 : x - Step 2: Convert to fraction form
4,416,617.36/6,624,927.04 = 1,383,982.72/x - Step 3: Cross multiply
4,416,617.36x = 6,624,927.04 × 1,383,982.72 - Step 4: Simplify right side
4,416,617.36x = 9,168,784,544,620.75 - Step 5: Solve for x
x = 9,168,784,544,620.75/4,416,617.36 - Step 6: Final answer
x = 2,075,974.39
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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.