Finding the Fourth Proportional to 1,199,315.87, 1,654,896.01 and 770,177.26
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Solution
The fourth proportional to 1,199,315.87, 1,654,896.01 and 770,177.26 is: 1,062,741.94
Step by Step Solution
- Step 1: Write the proportion equation
1,199,315.87 : 1,654,896.01 = 770,177.26 : x - Step 2: Convert to fraction form
1,199,315.87/1,654,896.01 = 770,177.26/x - Step 3: Cross multiply
1,199,315.87x = 1,654,896.01 × 770,177.26 - Step 4: Simplify right side
1,199,315.87x = 1,274,563,274,566.73 - Step 5: Solve for x
x = 1,274,563,274,566.73/1,199,315.87 - Step 6: Final answer
x = 1,062,741.94
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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.