Finding the Fourth Proportional to 1,134,568.76, 1,565,704.84 and 625,271.12
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Solution
The fourth proportional to 1,134,568.76, 1,565,704.84 and 625,271.12 is: 862,874.12
Step by Step Solution
- Step 1: Write the proportion equation
1,134,568.76 : 1,565,704.84 = 625,271.12 : x - Step 2: Convert to fraction form
1,134,568.76/1,565,704.84 = 625,271.12/x - Step 3: Cross multiply
1,134,568.76x = 1,565,704.84 × 625,271.12 - Step 4: Simplify right side
1,134,568.76x = 978,990,018,896.22 - Step 5: Solve for x
x = 978,990,018,896.22/1,134,568.76 - Step 6: Final answer
x = 862,874.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.