Finding the Fourth Proportional to 1,812,009.24, 2,500,574.36 and 996,226.80
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Solution
The fourth proportional to 1,812,009.24, 2,500,574.36 and 996,226.80 is: 1,374,793.87
Step by Step Solution
- Step 1: Write the proportion equation
1,812,009.24 : 2,500,574.36 = 996,226.80 : x - Step 2: Convert to fraction form
1,812,009.24/2,500,574.36 = 996,226.80/x - Step 3: Cross multiply
1,812,009.24x = 2,500,574.36 × 996,226.80 - Step 4: Simplify right side
1,812,009.24x = 2,491,139,192,824.85 - Step 5: Solve for x
x = 2,491,139,192,824.85/1,812,009.24 - Step 6: Final answer
x = 1,374,793.87
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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.