Finding the Fourth Proportional to 1,344,968.24, 1,855,006.18 and 861,578.33
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Solution
The fourth proportional to 1,344,968.24, 1,855,006.18 and 861,578.33 is: 1,188,305.47
Step by Step Solution
- Step 1: Write the proportion equation
1,344,968.24 : 1,855,006.18 = 861,578.33 : x - Step 2: Convert to fraction form
1,344,968.24/1,855,006.18 = 861,578.33/x - Step 3: Cross multiply
1,344,968.24x = 1,855,006.18 × 861,578.33 - Step 4: Simplify right side
1,344,968.24x = 1,598,233,115,275.10 - Step 5: Solve for x
x = 1,598,233,115,275.10/1,344,968.24 - Step 6: Final answer
x = 1,188,305.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.