Finding the Fourth Proportional to 1,373,573.49, 2,060,079.57 and 520,350.99
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Solution
The fourth proportional to 1,373,573.49, 2,060,079.57 and 520,350.99 is: 780,420.16
Step by Step Solution
- Step 1: Write the proportion equation
1,373,573.49 : 2,060,079.57 = 520,350.99 : x - Step 2: Convert to fraction form
1,373,573.49/2,060,079.57 = 520,350.99/x - Step 3: Cross multiply
1,373,573.49x = 2,060,079.57 × 520,350.99 - Step 4: Simplify right side
1,373,573.49x = 1,071,964,443,728.27 - Step 5: Solve for x
x = 1,071,964,443,728.27/1,373,573.49 - Step 6: Final answer
x = 780,420.16
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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.