Finding the Fourth Proportional to 2,079,940.80, 3,120,202.80 and 817,474.80
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Solution
The fourth proportional to 2,079,940.80, 3,120,202.80 and 817,474.80 is: 1,226,326.81
Step by Step Solution
- Step 1: Write the proportion equation
2,079,940.80 : 3,120,202.80 = 817,474.80 : x - Step 2: Convert to fraction form
2,079,940.80/3,120,202.80 = 817,474.80/x - Step 3: Cross multiply
2,079,940.80x = 3,120,202.80 × 817,474.80 - Step 4: Simplify right side
2,079,940.80x = 2,550,687,159,889.44 - Step 5: Solve for x
x = 2,550,687,159,889.44/2,079,940.80 - Step 6: Final answer
x = 1,226,326.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.