Finding the Fourth Proportional to 2,178,934.24, 3,268,926.24 and 683,026.24
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Solution
The fourth proportional to 2,178,934.24, 3,268,926.24 and 683,026.24 is: 1,024,703.89
Step by Step Solution
- Step 1: Write the proportion equation
2,178,934.24 : 3,268,926.24 = 683,026.24 : x - Step 2: Convert to fraction form
2,178,934.24/3,268,926.24 = 683,026.24/x - Step 3: Cross multiply
2,178,934.24x = 3,268,926.24 × 683,026.24 - Step 4: Simplify right side
2,178,934.24x = 2,232,762,398,544.54 - Step 5: Solve for x
x = 2,232,762,398,544.54/2,178,934.24 - Step 6: Final answer
x = 1,024,703.89
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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.