Finding the Fourth Proportional to 1,426,937.36, 2,137,554.29 and 858,006.99
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Solution
The fourth proportional to 1,426,937.36, 2,137,554.29 and 858,006.99 is: 1,285,295.75
Step by Step Solution
- Step 1: Write the proportion equation
1,426,937.36 : 2,137,554.29 = 858,006.99 : x - Step 2: Convert to fraction form
1,426,937.36/2,137,554.29 = 858,006.99/x - Step 3: Cross multiply
1,426,937.36x = 2,137,554.29 × 858,006.99 - Step 4: Simplify right side
1,426,937.36x = 1,834,036,524,469.50 - Step 5: Solve for x
x = 1,834,036,524,469.50/1,426,937.36 - Step 6: Final answer
x = 1,285,295.75
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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.