Finding the Fourth Proportional to 4,650,282.70, 6,976,758.12 and 1,953,220.84
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Solution
The fourth proportional to 4,650,282.70, 6,976,758.12 and 1,953,220.84 is: 2,930,391.60
Step by Step Solution
- Step 1: Write the proportion equation
4,650,282.70 : 6,976,758.12 = 1,953,220.84 : x - Step 2: Convert to fraction form
4,650,282.70/6,976,758.12 = 1,953,220.84/x - Step 3: Cross multiply
4,650,282.70x = 6,976,758.12 × 1,953,220.84 - Step 4: Simplify right side
4,650,282.70x = 13,627,149,355,623.22 - Step 5: Solve for x
x = 13,627,149,355,623.22/4,650,282.70 - Step 6: Final answer
x = 2,930,391.60
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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.