Finding the Fourth Proportional to 1,342,710.16, 2,013,585.44 and 443,986
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Solution
The fourth proportional to 1,342,710.16, 2,013,585.44 and 443,986 is: 665,820.35
Step by Step Solution
- Step 1: Write the proportion equation
1,342,710.16 : 2,013,585.44 = 443,986 : x - Step 2: Convert to fraction form
1,342,710.16/2,013,585.44 = 443,986/x - Step 3: Cross multiply
1,342,710.16x = 2,013,585.44 × 443,986 - Step 4: Simplify right side
1,342,710.16x = 894,003,745,163.84 - Step 5: Solve for x
x = 894,003,745,163.84/1,342,710.16 - Step 6: Final answer
x = 665,820.35
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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.