Finding the Fourth Proportional to 3,161,277.24, 4,363,053.84 and 2,076,690.48
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Solution
The fourth proportional to 3,161,277.24, 4,363,053.84 and 2,076,690.48 is: 2,866,155.57
Step by Step Solution
- Step 1: Write the proportion equation
3,161,277.24 : 4,363,053.84 = 2,076,690.48 : x - Step 2: Convert to fraction form
3,161,277.24/4,363,053.84 = 2,076,690.48/x - Step 3: Cross multiply
3,161,277.24x = 4,363,053.84 × 2,076,690.48 - Step 4: Simplify right side
3,161,277.24x = 9,060,712,373,255.44 - Step 5: Solve for x
x = 9,060,712,373,255.44/3,161,277.24 - Step 6: Final answer
x = 2,866,155.57
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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.