Finding the Fourth Proportional to 5,261,637.96, 7,892,958.74 and 1,475,109.90
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Solution
The fourth proportional to 5,261,637.96, 7,892,958.74 and 1,475,109.90 is: 2,212,805.53
Step by Step Solution
- Step 1: Write the proportion equation
5,261,637.96 : 7,892,958.74 = 1,475,109.90 : x - Step 2: Convert to fraction form
5,261,637.96/7,892,958.74 = 1,475,109.90/x - Step 3: Cross multiply
5,261,637.96x = 7,892,958.74 × 1,475,109.90 - Step 4: Simplify right side
5,261,637.96x = 11,642,981,570,289.98 - Step 5: Solve for x
x = 11,642,981,570,289.98/5,261,637.96 - Step 6: Final answer
x = 2,212,805.53
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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.