Finding the Fourth Proportional to 1,407,540.51, 2,110,046.49 and 687,474.81
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Solution
The fourth proportional to 1,407,540.51, 2,110,046.49 and 687,474.81 is: 1,030,594.71
Step by Step Solution
- Step 1: Write the proportion equation
1,407,540.51 : 2,110,046.49 = 687,474.81 : x - Step 2: Convert to fraction form
1,407,540.51/2,110,046.49 = 687,474.81/x - Step 3: Cross multiply
1,407,540.51x = 2,110,046.49 × 687,474.81 - Step 4: Simplify right side
1,407,540.51x = 1,450,603,809,803.92 - Step 5: Solve for x
x = 1,450,603,809,803.92/1,407,540.51 - Step 6: Final answer
x = 1,030,594.71
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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.