Finding the Fourth Proportional to 4,518,038.25, 6,234,936.53 and 2,480,891.49
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Solution
The fourth proportional to 4,518,038.25, 6,234,936.53 and 2,480,891.49 is: 3,423,654.27
Step by Step Solution
- Step 1: Write the proportion equation
4,518,038.25 : 6,234,936.53 = 2,480,891.49 : x - Step 2: Convert to fraction form
4,518,038.25/6,234,936.53 = 2,480,891.49/x - Step 3: Cross multiply
4,518,038.25x = 6,234,936.53 × 2,480,891.49 - Step 4: Simplify right side
4,518,038.25x = 15,468,200,965,562.67 - Step 5: Solve for x
x = 15,468,200,965,562.67/4,518,038.25 - Step 6: Final answer
x = 3,423,654.27
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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.