Finding the Fourth Proportional to 1,145,439.28, 1,716,534.06 and 843,552.28
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Solution
The fourth proportional to 1,145,439.28, 1,716,534.06 and 843,552.28 is: 1,264,131.80
Step by Step Solution
- Step 1: Write the proportion equation
1,145,439.28 : 1,716,534.06 = 843,552.28 : x - Step 2: Convert to fraction form
1,145,439.28/1,716,534.06 = 843,552.28/x - Step 3: Cross multiply
1,145,439.28x = 1,716,534.06 × 843,552.28 - Step 4: Simplify right side
1,145,439.28x = 1,447,986,220,010.66 - Step 5: Solve for x
x = 1,447,986,220,010.66/1,145,439.28 - Step 6: Final answer
x = 1,264,131.80
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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.