Finding the Fourth Proportional to 4,424,807.60, 6,106,816.80 and 2,491,444.92
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Solution
The fourth proportional to 4,424,807.60, 6,106,816.80 and 2,491,444.92 is: 3,438,521.87
Step by Step Solution
- Step 1: Write the proportion equation
4,424,807.60 : 6,106,816.80 = 2,491,444.92 : x - Step 2: Convert to fraction form
4,424,807.60/6,106,816.80 = 2,491,444.92/x - Step 3: Cross multiply
4,424,807.60x = 6,106,816.80 × 2,491,444.92 - Step 4: Simplify right side
4,424,807.60x = 15,214,797,693,730.65 - Step 5: Solve for x
x = 15,214,797,693,730.65/4,424,807.60 - Step 6: Final answer
x = 3,438,521.87
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1.5x scale
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.