Finding the Fourth Proportional to 2,663,042.97, 3,993,984.62 and 717,726.15
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Solution
The fourth proportional to 2,663,042.97, 3,993,984.62 and 717,726.15 is: 1,076,432.95
Step by Step Solution
- Step 1: Write the proportion equation
2,663,042.97 : 3,993,984.62 = 717,726.15 : x - Step 2: Convert to fraction form
2,663,042.97/3,993,984.62 = 717,726.15/x - Step 3: Cross multiply
2,663,042.97x = 3,993,984.62 × 717,726.15 - Step 4: Simplify right side
2,663,042.97x = 2,866,587,203,574.66 - Step 5: Solve for x
x = 2,866,587,203,574.66/2,663,042.97 - Step 6: Final answer
x = 1,076,432.95
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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.