Finding the Fourth Proportional to 1,037,708.21, 1,431,818.57 and 630,024.41
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Solution
The fourth proportional to 1,037,708.21, 1,431,818.57 and 630,024.41 is: 869,300.87
Step by Step Solution
- Step 1: Write the proportion equation
1,037,708.21 : 1,431,818.57 = 630,024.41 : x - Step 2: Convert to fraction form
1,037,708.21/1,431,818.57 = 630,024.41/x - Step 3: Cross multiply
1,037,708.21x = 1,431,818.57 × 630,024.41 - Step 4: Simplify right side
1,037,708.21x = 902,080,649,791.29 - Step 5: Solve for x
x = 902,080,649,791.29/1,037,708.21 - Step 6: Final answer
x = 869,300.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.