Finding the Fourth Proportional to 2,708,202.38, 3,735,139.98 and 2,380,815.40
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Solution
The fourth proportional to 2,708,202.38, 3,735,139.98 and 2,380,815.40 is: 3,283,609.40
Step by Step Solution
- Step 1: Write the proportion equation
2,708,202.38 : 3,735,139.98 = 2,380,815.40 : x - Step 2: Convert to fraction form
2,708,202.38/3,735,139.98 = 2,380,815.40/x - Step 3: Cross multiply
2,708,202.38x = 3,735,139.98 × 2,380,815.40 - Step 4: Simplify right side
2,708,202.38x = 8,892,678,785,539.69 - Step 5: Solve for x
x = 8,892,678,785,539.69/2,708,202.38 - Step 6: Final answer
x = 3,283,609.40
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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.