Finding the Fourth Proportional to 4,119,543.57, 5,685,305.18 and 2,284,184.01
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Solution
The fourth proportional to 4,119,543.57, 5,685,305.18 and 2,284,184.01 is: 3,152,359.71
Step by Step Solution
- Step 1: Write the proportion equation
4,119,543.57 : 5,685,305.18 = 2,284,184.01 : x - Step 2: Convert to fraction form
4,119,543.57/5,685,305.18 = 2,284,184.01/x - Step 3: Cross multiply
4,119,543.57x = 5,685,305.18 × 2,284,184.01 - Step 4: Simplify right side
4,119,543.57x = 12,986,283,184,126.17 - Step 5: Solve for x
x = 12,986,283,184,126.17/4,119,543.57 - Step 6: Final answer
x = 3,152,359.71
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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.