Finding the Fourth Proportional to 4,314,807.60, 6,474,025.80 and 2,317,930.80
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Solution
The fourth proportional to 4,314,807.60, 6,474,025.80 and 2,317,930.80 is: 3,477,870.90
Step by Step Solution
- Step 1: Write the proportion equation
4,314,807.60 : 6,474,025.80 = 2,317,930.80 : x - Step 2: Convert to fraction form
4,314,807.60/6,474,025.80 = 2,317,930.80/x - Step 3: Cross multiply
4,314,807.60x = 6,474,025.80 × 2,317,930.80 - Step 4: Simplify right side
4,314,807.60x = 15,006,343,801,814.64 - Step 5: Solve for x
x = 15,006,343,801,814.64/4,314,807.60 - Step 6: Final answer
x = 3,477,870.90
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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.