Finding the Fourth Proportional to 1,264,183.04, 1,745,046.99 and 828,628.44
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Solution
The fourth proportional to 1,264,183.04, 1,745,046.99 and 828,628.44 is: 1,143,818.20
Step by Step Solution
- Step 1: Write the proportion equation
1,264,183.04 : 1,745,046.99 = 828,628.44 : x - Step 2: Convert to fraction form
1,264,183.04/1,745,046.99 = 828,628.44/x - Step 3: Cross multiply
1,264,183.04x = 1,745,046.99 × 828,628.44 - Step 4: Simplify right side
1,264,183.04x = 1,445,995,565,050.40 - Step 5: Solve for x
x = 1,445,995,565,050.40/1,264,183.04 - Step 6: Final answer
x = 1,143,818.20
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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.