Finding the Fourth Proportional to 1,117,704.36, 1,675,544.25 and 776,308.99
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Solution
The fourth proportional to 1,117,704.36, 1,675,544.25 and 776,308.99 is: 1,163,760.39
Step by Step Solution
- Step 1: Write the proportion equation
1,117,704.36 : 1,675,544.25 = 776,308.99 : x - Step 2: Convert to fraction form
1,117,704.36/1,675,544.25 = 776,308.99/x - Step 3: Cross multiply
1,117,704.36x = 1,675,544.25 × 776,308.99 - Step 4: Simplify right side
1,117,704.36x = 1,300,740,060,228.95 - Step 5: Solve for x
x = 1,300,740,060,228.95/1,117,704.36 - Step 6: Final answer
x = 1,163,760.39
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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.