Finding the Fourth Proportional to 2,195,849.62, 3,294,089.24 and 679,665.70
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Solution
The fourth proportional to 2,195,849.62, 3,294,089.24 and 679,665.70 is: 1,019,595.99
Step by Step Solution
- Step 1: Write the proportion equation
2,195,849.62 : 3,294,089.24 = 679,665.70 : x - Step 2: Convert to fraction form
2,195,849.62/3,294,089.24 = 679,665.70/x - Step 3: Cross multiply
2,195,849.62x = 3,294,089.24 × 679,665.70 - Step 4: Simplify right side
2,195,849.62x = 2,238,879,469,167.07 - Step 5: Solve for x
x = 2,238,879,469,167.07/2,195,849.62 - Step 6: Final answer
x = 1,019,595.99
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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.