Finding the Fourth Proportional to 1,554,563.26, 2,331,660.21 and 543,607.93
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Solution
The fourth proportional to 1,554,563.26, 2,331,660.21 and 543,607.93 is: 815,347.32
Step by Step Solution
- Step 1: Write the proportion equation
1,554,563.26 : 2,331,660.21 = 543,607.93 : x - Step 2: Convert to fraction form
1,554,563.26/2,331,660.21 = 543,607.93/x - Step 3: Cross multiply
1,554,563.26x = 2,331,660.21 × 543,607.93 - Step 4: Simplify right side
1,554,563.26x = 1,267,508,980,221.47 - Step 5: Solve for x
x = 1,267,508,980,221.47/1,554,563.26 - Step 6: Final answer
x = 815,347.32
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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.