Finding the Fourth Proportional to 4,119,279.12, 5,684,941.95 and 2,284,312.95
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Solution
The fourth proportional to 4,119,279.12, 5,684,941.95 and 2,284,312.95 is: 3,152,538.62
Step by Step Solution
- Step 1: Write the proportion equation
4,119,279.12 : 5,684,941.95 = 2,284,312.95 : x - Step 2: Convert to fraction form
4,119,279.12/5,684,941.95 = 2,284,312.95/x - Step 3: Cross multiply
4,119,279.12x = 5,684,941.95 × 2,284,312.95 - Step 4: Simplify right side
4,119,279.12x = 12,986,186,516,383.25 - Step 5: Solve for x
x = 12,986,186,516,383.25/4,119,279.12 - Step 6: Final answer
x = 3,152,538.62
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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.