Finding the Fourth Proportional to 1,228,110.36, 1,840,128.99 and 746,882.57
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Solution
The fourth proportional to 1,228,110.36, 1,840,128.99 and 746,882.57 is: 1,119,085.31
Step by Step Solution
- Step 1: Write the proportion equation
1,228,110.36 : 1,840,128.99 = 746,882.57 : x - Step 2: Convert to fraction form
1,228,110.36/1,840,128.99 = 746,882.57/x - Step 3: Cross multiply
1,228,110.36x = 1,840,128.99 × 746,882.57 - Step 4: Simplify right side
1,228,110.36x = 1,374,360,259,982.06 - Step 5: Solve for x
x = 1,374,360,259,982.06/1,228,110.36 - Step 6: Final answer
x = 1,119,085.31
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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.