Finding the Fourth Proportional to 1,394,836.16, 2,090,257.99 and 794,556.90
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Solution
The fourth proportional to 1,394,836.16, 2,090,257.99 and 794,556.90 is: 1,190,698.21
Step by Step Solution
- Step 1: Write the proportion equation
1,394,836.16 : 2,090,257.99 = 794,556.90 : x - Step 2: Convert to fraction form
1,394,836.16/2,090,257.99 = 794,556.90/x - Step 3: Cross multiply
1,394,836.16x = 2,090,257.99 × 794,556.90 - Step 4: Simplify right side
1,394,836.16x = 1,660,828,906,748.24 - Step 5: Solve for x
x = 1,660,828,906,748.24/1,394,836.16 - Step 6: Final answer
x = 1,190,698.21
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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.