Finding the Fourth Proportional to 2,069,277.83, 2,855,851.99 and 1,253,457.57
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Solution
The fourth proportional to 2,069,277.83, 2,855,851.99 and 1,253,457.57 is: 1,729,922.03
Step by Step Solution
- Step 1: Write the proportion equation
2,069,277.83 : 2,855,851.99 = 1,253,457.57 : x - Step 2: Convert to fraction form
2,069,277.83/2,855,851.99 = 1,253,457.57/x - Step 3: Cross multiply
2,069,277.83x = 2,855,851.99 × 1,253,457.57 - Step 4: Simplify right side
2,069,277.83x = 3,579,689,295,665.07 - Step 5: Solve for x
x = 3,579,689,295,665.07/2,069,277.83 - Step 6: Final answer
x = 1,729,922.03
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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.