Finding the Fourth Proportional to 1,386,746.97, 2,080,224.95 and 414,034.26
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Solution
The fourth proportional to 1,386,746.97, 2,080,224.95 and 414,034.26 is: 621,082.59
Step by Step Solution
- Step 1: Write the proportion equation
1,386,746.97 : 2,080,224.95 = 414,034.26 : x - Step 2: Convert to fraction form
1,386,746.97/2,080,224.95 = 414,034.26/x - Step 3: Cross multiply
1,386,746.97x = 2,080,224.95 × 414,034.26 - Step 4: Simplify right side
1,386,746.97x = 861,284,395,736.62 - Step 5: Solve for x
x = 861,284,395,736.62/1,386,746.97 - Step 6: Final answer
x = 621,082.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.