Finding the Fourth Proportional to 1,036,704.40, 1,430,163.12 and 606,718.24
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Solution
The fourth proportional to 1,036,704.40, 1,430,163.12 and 606,718.24 is: 836,985.02
Step by Step Solution
- Step 1: Write the proportion equation
1,036,704.40 : 1,430,163.12 = 606,718.24 : x - Step 2: Convert to fraction form
1,036,704.40/1,430,163.12 = 606,718.24/x - Step 3: Cross multiply
1,036,704.40x = 1,430,163.12 × 606,718.24 - Step 4: Simplify right side
1,036,704.40x = 867,706,051,079.31 - Step 5: Solve for x
x = 867,706,051,079.31/1,036,704.40 - Step 6: Final answer
x = 836,985.02
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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.