Finding the Fourth Proportional to 3,374,902.70, 5,062,354.05 and 1,010,998.70
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Solution
The fourth proportional to 3,374,902.70, 5,062,354.05 and 1,010,998.70 is: 1,516,498.05
Step by Step Solution
- Step 1: Write the proportion equation
3,374,902.70 : 5,062,354.05 = 1,010,998.70 : x - Step 2: Convert to fraction form
3,374,902.70/5,062,354.05 = 1,010,998.70/x - Step 3: Cross multiply
3,374,902.70x = 5,062,354.05 × 1,010,998.70 - Step 4: Simplify right side
3,374,902.70x = 5,118,033,363,489.73 - Step 5: Solve for x
x = 5,118,033,363,489.73/3,374,902.70 - Step 6: Final answer
x = 1,516,498.05
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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.