Finding the Fourth Proportional to 2,225,440.36, 3,337,287.12 and 785,816.80
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Solution
The fourth proportional to 2,225,440.36, 3,337,287.12 and 785,816.80 is: 1,178,416.79
Step by Step Solution
- Step 1: Write the proportion equation
2,225,440.36 : 3,337,287.12 = 785,816.80 : x - Step 2: Convert to fraction form
2,225,440.36/3,337,287.12 = 785,816.80/x - Step 3: Cross multiply
2,225,440.36x = 3,337,287.12 × 785,816.80 - Step 4: Simplify right side
2,225,440.36x = 2,622,496,285,319.62 - Step 5: Solve for x
x = 2,622,496,285,319.62/2,225,440.36 - Step 6: Final answer
x = 1,178,416.79
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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.