Finding the Fourth Proportional to 1,370,687.97, 2,056,775.82 and 572,039.31
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Solution
The fourth proportional to 1,370,687.97, 2,056,775.82 and 572,039.31 is: 858,369.41
Step by Step Solution
- Step 1: Write the proportion equation
1,370,687.97 : 2,056,775.82 = 572,039.31 : x - Step 2: Convert to fraction form
1,370,687.97/2,056,775.82 = 572,039.31/x - Step 3: Cross multiply
1,370,687.97x = 2,056,775.82 × 572,039.31 - Step 4: Simplify right side
1,370,687.97x = 1,176,556,620,897.48 - Step 5: Solve for x
x = 1,176,556,620,897.48/1,370,687.97 - Step 6: Final answer
x = 858,369.41
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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.