Finding the Fourth Proportional to 1,533,195.49, 2,115,823.93 and 844,891.97
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Solution
The fourth proportional to 1,533,195.49, 2,115,823.93 and 844,891.97 is: 1,165,958.71
Step by Step Solution
- Step 1: Write the proportion equation
1,533,195.49 : 2,115,823.93 = 844,891.97 : x - Step 2: Convert to fraction form
1,533,195.49/2,115,823.93 = 844,891.97/x - Step 3: Cross multiply
1,533,195.49x = 2,115,823.93 × 844,891.97 - Step 4: Simplify right side
1,533,195.49x = 1,787,642,640,452.01 - Step 5: Solve for x
x = 1,787,642,640,452.01/1,533,195.49 - Step 6: Final answer
x = 1,165,958.71
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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.