Finding the Fourth Proportional to 3,103,331.10, 4,282,545.27 and 1,726,660.38
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Solution
The fourth proportional to 3,103,331.10, 4,282,545.27 and 1,726,660.38 is: 2,382,762.59
Step by Step Solution
- Step 1: Write the proportion equation
3,103,331.10 : 4,282,545.27 = 1,726,660.38 : x - Step 2: Convert to fraction form
3,103,331.10/4,282,545.27 = 1,726,660.38/x - Step 3: Cross multiply
3,103,331.10x = 4,282,545.27 × 1,726,660.38 - Step 4: Simplify right side
3,103,331.10x = 7,394,501,243,265.40 - Step 5: Solve for x
x = 7,394,501,243,265.40/3,103,331.10 - Step 6: Final answer
x = 2,382,762.59
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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.