Finding the Fourth Proportional to 4,479,439.65, 6,182,151.52 and 2,545,990.87
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Solution
The fourth proportional to 4,479,439.65, 6,182,151.52 and 2,545,990.87 is: 3,513,765.68
Step by Step Solution
- Step 1: Write the proportion equation
4,479,439.65 : 6,182,151.52 = 2,545,990.87 : x - Step 2: Convert to fraction form
4,479,439.65/6,182,151.52 = 2,545,990.87/x - Step 3: Cross multiply
4,479,439.65x = 6,182,151.52 × 2,545,990.87 - Step 4: Simplify right side
4,479,439.65x = 15,739,701,333,241.60 - Step 5: Solve for x
x = 15,739,701,333,241.60/4,479,439.65 - Step 6: Final answer
x = 3,513,765.68
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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.