Finding the Fourth Proportional to 1,622,704.08, 2,433,905.46 and 611,391.54
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Solution
The fourth proportional to 1,622,704.08, 2,433,905.46 and 611,391.54 is: 917,030.55
Step by Step Solution
- Step 1: Write the proportion equation
1,622,704.08 : 2,433,905.46 = 611,391.54 : x - Step 2: Convert to fraction form
1,622,704.08/2,433,905.46 = 611,391.54/x - Step 3: Cross multiply
1,622,704.08x = 2,433,905.46 × 611,391.54 - Step 4: Simplify right side
1,622,704.08x = 1,488,069,207,403.81 - Step 5: Solve for x
x = 1,488,069,207,403.81/1,622,704.08 - Step 6: Final answer
x = 917,030.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.