Finding the Fourth Proportional to 1,811,991.24, 2,500,549.51 and 996,208.80
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Solution
The fourth proportional to 1,811,991.24, 2,500,549.51 and 996,208.80 is: 1,374,769.02
Step by Step Solution
- Step 1: Write the proportion equation
1,811,991.24 : 2,500,549.51 = 996,208.80 : x - Step 2: Convert to fraction form
1,811,991.24/2,500,549.51 = 996,208.80/x - Step 3: Cross multiply
1,811,991.24x = 2,500,549.51 × 996,208.80 - Step 4: Simplify right side
1,811,991.24x = 2,491,069,420,928.96 - Step 5: Solve for x
x = 2,491,069,420,928.96/1,811,991.24 - Step 6: Final answer
x = 1,374,769.02
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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.