Finding the Fourth Proportional to 1,811,977.11, 2,500,545.23 and 996,186.53
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Solution
The fourth proportional to 1,811,977.11, 2,500,545.23 and 996,186.53 is: 1,374,746.65
Step by Step Solution
- Step 1: Write the proportion equation
1,811,977.11 : 2,500,545.23 = 996,186.53 : x - Step 2: Convert to fraction form
1,811,977.11/2,500,545.23 = 996,186.53/x - Step 3: Cross multiply
1,811,977.11x = 2,500,545.23 × 996,186.53 - Step 4: Simplify right side
1,811,977.11x = 2,491,009,458,298.09 - Step 5: Solve for x
x = 2,491,009,458,298.09/1,811,977.11 - Step 6: Final answer
x = 1,374,746.65
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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.