Finding the Fourth Proportional to 1,007,995.13, 1,512,287.99 and 298,041.65
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Solution
The fourth proportional to 1,007,995.13, 1,512,287.99 and 298,041.65 is: 447,149.79
Step by Step Solution
- Step 1: Write the proportion equation
1,007,995.13 : 1,512,287.99 = 298,041.65 : x - Step 2: Convert to fraction form
1,007,995.13/1,512,287.99 = 298,041.65/x - Step 3: Cross multiply
1,007,995.13x = 1,512,287.99 × 298,041.65 - Step 4: Simplify right side
1,007,995.13x = 450,724,806,324.58 - Step 5: Solve for x
x = 450,724,806,324.58/1,007,995.13 - Step 6: Final answer
x = 447,149.79
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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.