Finding the Fourth Proportional to 2,073,416.74, 2,861,328.38 and 1,155,704.07
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Solution
The fourth proportional to 2,073,416.74, 2,861,328.38 and 1,155,704.07 is: 1,594,879.02
Step by Step Solution
- Step 1: Write the proportion equation
2,073,416.74 : 2,861,328.38 = 1,155,704.07 : x - Step 2: Convert to fraction form
2,073,416.74/2,861,328.38 = 1,155,704.07/x - Step 3: Cross multiply
2,073,416.74x = 2,861,328.38 × 1,155,704.07 - Step 4: Simplify right side
2,073,416.74x = 3,306,848,861,525.83 - Step 5: Solve for x
x = 3,306,848,861,525.83/2,073,416.74 - Step 6: Final answer
x = 1,594,879.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.