Finding the Fourth Proportional to 2,673,824.58, 3,690,349.65 and 1,586,695.62
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Solution
The fourth proportional to 2,673,824.58, 3,690,349.65 and 1,586,695.62 is: 2,189,919.89
Step by Step Solution
- Step 1: Write the proportion equation
2,673,824.58 : 3,690,349.65 = 1,586,695.62 : x - Step 2: Convert to fraction form
2,673,824.58/3,690,349.65 = 1,586,695.62/x - Step 3: Cross multiply
2,673,824.58x = 3,690,349.65 × 1,586,695.62 - Step 4: Simplify right side
2,673,824.58x = 5,855,461,625,923.53 - Step 5: Solve for x
x = 5,855,461,625,923.53/2,673,824.58 - Step 6: Final answer
x = 2,189,919.89
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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.