Finding the Fourth Proportional to 909,169.99, 1,366,744.70 and 843,404.07
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Solution
The fourth proportional to 909,169.99, 1,366,744.70 and 843,404.07 is: 1,267,879.56
Step by Step Solution
- Step 1: Write the proportion equation
909,169.99 : 1,366,744.70 = 843,404.07 : x - Step 2: Convert to fraction form
909,169.99/1,366,744.70 = 843,404.07/x - Step 3: Cross multiply
909,169.99x = 1,366,744.70 × 843,404.07 - Step 4: Simplify right side
909,169.99x = 1,152,718,042,630.93 - Step 5: Solve for x
x = 1,152,718,042,630.93/909,169.99 - Step 6: Final answer
x = 1,267,879.56
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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.