Finding the Fourth Proportional to 1,426,636.80, 2,136,844.80 and 1,177,804.80
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Solution
The fourth proportional to 1,426,636.80, 2,136,844.80 and 1,177,804.80 is: 1,764,139.31
Step by Step Solution
- Step 1: Write the proportion equation
1,426,636.80 : 2,136,844.80 = 1,177,804.80 : x - Step 2: Convert to fraction form
1,426,636.80/2,136,844.80 = 1,177,804.80/x - Step 3: Cross multiply
1,426,636.80x = 2,136,844.80 × 1,177,804.80 - Step 4: Simplify right side
1,426,636.80x = 2,516,786,062,295.04 - Step 5: Solve for x
x = 2,516,786,062,295.04/1,426,636.80 - Step 6: Final answer
x = 1,764,139.31
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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.