Finding the Fourth Proportional to 2,350,135.36, 3,243,234.72 and 1,277,116.48
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Solution
The fourth proportional to 2,350,135.36, 3,243,234.72 and 1,277,116.48 is: 1,762,446.78
Step by Step Solution
- Step 1: Write the proportion equation
2,350,135.36 : 3,243,234.72 = 1,277,116.48 : x - Step 2: Convert to fraction form
2,350,135.36/3,243,234.72 = 1,277,116.48/x - Step 3: Cross multiply
2,350,135.36x = 3,243,234.72 × 1,277,116.48 - Step 4: Simplify right side
2,350,135.36x = 4,141,988,509,420.19 - Step 5: Solve for x
x = 4,141,988,509,420.19/2,350,135.36 - Step 6: Final answer
x = 1,762,446.78
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1.5x scale
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.