Finding the Fourth Proportional to 1,811,776.12, 2,716,108.98 and 1,012,403.32
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Solution
The fourth proportional to 1,811,776.12, 2,716,108.98 and 1,012,403.32 is: 1,517,735.95
Step by Step Solution
- Step 1: Write the proportion equation
1,811,776.12 : 2,716,108.98 = 1,012,403.32 : x - Step 2: Convert to fraction form
1,811,776.12/2,716,108.98 = 1,012,403.32/x - Step 3: Cross multiply
1,811,776.12x = 2,716,108.98 × 1,012,403.32 - Step 4: Simplify right side
1,811,776.12x = 2,749,797,748,833.81 - Step 5: Solve for x
x = 2,749,797,748,833.81/1,811,776.12 - Step 6: Final answer
x = 1,517,735.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.