Finding the Fourth Proportional to 3,042,935.70, 4,564,403.55 and 1,448,612.70
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Solution
The fourth proportional to 3,042,935.70, 4,564,403.55 and 1,448,612.70 is: 2,172,919.05
Step by Step Solution
- Step 1: Write the proportion equation
3,042,935.70 : 4,564,403.55 = 1,448,612.70 : x - Step 2: Convert to fraction form
3,042,935.70/4,564,403.55 = 1,448,612.70/x - Step 3: Cross multiply
3,042,935.70x = 4,564,403.55 × 1,448,612.70 - Step 4: Simplify right side
3,042,935.70x = 6,612,052,950,455.09 - Step 5: Solve for x
x = 6,612,052,950,455.09/3,042,935.70 - Step 6: Final answer
x = 2,172,919.05
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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.