Finding the Fourth Proportional to 4,557,398.96, 6,289,983.88 and 2,624,778.42
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Solution
The fourth proportional to 4,557,398.96, 6,289,983.88 and 2,624,778.42 is: 3,622,639.60
Step by Step Solution
- Step 1: Write the proportion equation
4,557,398.96 : 6,289,983.88 = 2,624,778.42 : x - Step 2: Convert to fraction form
4,557,398.96/6,289,983.88 = 2,624,778.42/x - Step 3: Cross multiply
4,557,398.96x = 6,289,983.88 × 2,624,778.42 - Step 4: Simplify right side
4,557,398.96x = 16,509,813,950,371.87 - Step 5: Solve for x
x = 16,509,813,950,371.87/4,557,398.96 - Step 6: Final answer
x = 3,622,639.60
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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.