Finding the Fourth Proportional to 2,249,234.96, 3,102,958.40 and 1,318,471.04
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Solution
The fourth proportional to 2,249,234.96, 3,102,958.40 and 1,318,471.04 is: 1,818,912.15
Step by Step Solution
- Step 1: Write the proportion equation
2,249,234.96 : 3,102,958.40 = 1,318,471.04 : x - Step 2: Convert to fraction form
2,249,234.96/3,102,958.40 = 1,318,471.04/x - Step 3: Cross multiply
2,249,234.96x = 3,102,958.40 × 1,318,471.04 - Step 4: Simplify right side
2,249,234.96x = 4,091,160,788,724.74 - Step 5: Solve for x
x = 4,091,160,788,724.74/2,249,234.96 - Step 6: Final answer
x = 1,818,912.15
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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.