Finding the Fourth Proportional to 4,621,410.24, 6,376,990.46 and 2,661,925.65
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Solution
The fourth proportional to 4,621,410.24, 6,376,990.46 and 2,661,925.65 is: 3,673,137.33
Step by Step Solution
- Step 1: Write the proportion equation
4,621,410.24 : 6,376,990.46 = 2,661,925.65 : x - Step 2: Convert to fraction form
4,621,410.24/6,376,990.46 = 2,661,925.65/x - Step 3: Cross multiply
4,621,410.24x = 6,376,990.46 × 2,661,925.65 - Step 4: Simplify right side
4,621,410.24x = 16,975,074,461,969.67 - Step 5: Solve for x
x = 16,975,074,461,969.67/4,621,410.24 - Step 6: Final answer
x = 3,673,137.33
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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.