Finding the Fourth Proportional to 5,707,851.28, 8,560,865.49 and 1,663,393.03
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Solution
The fourth proportional to 5,707,851.28, 8,560,865.49 and 1,663,393.03 is: 2,494,823.93
Step by Step Solution
- Step 1: Write the proportion equation
5,707,851.28 : 8,560,865.49 = 1,663,393.03 : x - Step 2: Convert to fraction form
5,707,851.28/8,560,865.49 = 1,663,393.03/x - Step 3: Cross multiply
5,707,851.28x = 8,560,865.49 × 1,663,393.03 - Step 4: Simplify right side
5,707,851.28x = 14,240,083,986,833.54 - Step 5: Solve for x
x = 14,240,083,986,833.54/5,707,851.28 - Step 6: Final answer
x = 2,494,823.93
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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.