Finding the Fourth Proportional to 2,866,721.63, 4,300,091.29 and 707,746.99
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Solution
The fourth proportional to 2,866,721.63, 4,300,091.29 and 707,746.99 is: 1,061,622.67
Step by Step Solution
- Step 1: Write the proportion equation
2,866,721.63 : 4,300,091.29 = 707,746.99 : x - Step 2: Convert to fraction form
2,866,721.63/4,300,091.29 = 707,746.99/x - Step 3: Cross multiply
2,866,721.63x = 4,300,091.29 × 707,746.99 - Step 4: Simplify right side
2,866,721.63x = 3,043,376,667,222.72 - Step 5: Solve for x
x = 3,043,376,667,222.72/2,866,721.63 - Step 6: Final answer
x = 1,061,622.67
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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.