Finding the Fourth Proportional to 2,920,270.08, 4,379,665.70 and 870,457.62
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Solution
The fourth proportional to 2,920,270.08, 4,379,665.70 and 870,457.62 is: 1,305,466.03
Step by Step Solution
- Step 1: Write the proportion equation
2,920,270.08 : 4,379,665.70 = 870,457.62 : x - Step 2: Convert to fraction form
2,920,270.08/4,379,665.70 = 870,457.62/x - Step 3: Cross multiply
2,920,270.08x = 4,379,665.70 × 870,457.62 - Step 4: Simplify right side
2,920,270.08x = 3,812,313,381,617.63 - Step 5: Solve for x
x = 3,812,313,381,617.63/2,920,270.08 - Step 6: Final answer
x = 1,305,466.03
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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.