Finding the Fourth Proportional to 4,310,507.98, 6,465,761.97 and 1,913,789.26
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Solution
The fourth proportional to 4,310,507.98, 6,465,761.97 and 1,913,789.26 is: 2,870,683.89
Step by Step Solution
- Step 1: Write the proportion equation
4,310,507.98 : 6,465,761.97 = 1,913,789.26 : x - Step 2: Convert to fraction form
4,310,507.98/6,465,761.97 = 1,913,789.26/x - Step 3: Cross multiply
4,310,507.98x = 6,465,761.97 × 1,913,789.26 - Step 4: Simplify right side
4,310,507.98x = 12,374,105,815,902.44 - Step 5: Solve for x
x = 12,374,105,815,902.44/4,310,507.98 - Step 6: Final answer
x = 2,870,683.89
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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.