Finding the Fourth Proportional to 2,076,346.10, 3,115,102.35 and 1,011,422.90
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Solution
The fourth proportional to 2,076,346.10, 3,115,102.35 and 1,011,422.90 is: 1,517,418.44
Step by Step Solution
- Step 1: Write the proportion equation
2,076,346.10 : 3,115,102.35 = 1,011,422.90 : x - Step 2: Convert to fraction form
2,076,346.10/3,115,102.35 = 1,011,422.90/x - Step 3: Cross multiply
2,076,346.10x = 3,115,102.35 × 1,011,422.90 - Step 4: Simplify right side
2,076,346.10x = 3,150,685,852,633.82 - Step 5: Solve for x
x = 3,150,685,852,633.82/2,076,346.10 - Step 6: Final answer
x = 1,517,418.44
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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.