Finding the Fourth Proportional to 4,554,344.08, 6,284,823.05 and 2,489,342.23
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Solution
The fourth proportional to 4,554,344.08, 6,284,823.05 and 2,489,342.23 is: 3,435,198.38
Step by Step Solution
- Step 1: Write the proportion equation
4,554,344.08 : 6,284,823.05 = 2,489,342.23 : x - Step 2: Convert to fraction form
4,554,344.08/6,284,823.05 = 2,489,342.23/x - Step 3: Cross multiply
4,554,344.08x = 6,284,823.05 × 2,489,342.23 - Step 4: Simplify right side
4,554,344.08x = 15,645,075,426,442.40 - Step 5: Solve for x
x = 15,645,075,426,442.40/4,554,344.08 - Step 6: Final answer
x = 3,435,198.38
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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.