Finding the Fourth Proportional to 1,720,583.24, 2,374,391.70 and 956,630.12
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Solution
The fourth proportional to 1,720,583.24, 2,374,391.70 and 956,630.12 is: 1,320,142.24
Step by Step Solution
- Step 1: Write the proportion equation
1,720,583.24 : 2,374,391.70 = 956,630.12 : x - Step 2: Convert to fraction form
1,720,583.24/2,374,391.70 = 956,630.12/x - Step 3: Cross multiply
1,720,583.24x = 2,374,391.70 × 956,630.12 - Step 4: Simplify right side
1,720,583.24x = 2,271,414,616,898.00 - Step 5: Solve for x
x = 2,271,414,616,898.00/1,720,583.24 - Step 6: Final answer
x = 1,320,142.24
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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.