Finding the Fourth Proportional to 4,218,384.84, 5,821,342.16 and 2,284,601.19
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Solution
The fourth proportional to 4,218,384.84, 5,821,342.16 and 2,284,601.19 is: 3,152,733.98
Step by Step Solution
- Step 1: Write the proportion equation
4,218,384.84 : 5,821,342.16 = 2,284,601.19 : x - Step 2: Convert to fraction form
4,218,384.84/5,821,342.16 = 2,284,601.19/x - Step 3: Cross multiply
4,218,384.84x = 5,821,342.16 × 2,284,601.19 - Step 4: Simplify right side
4,218,384.84x = 13,299,445,214,710.16 - Step 5: Solve for x
x = 13,299,445,214,710.16/4,218,384.84 - Step 6: Final answer
x = 3,152,733.98
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1.5x scale
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.