Finding the Fourth Proportional to 2,109,845.66, 3,159,519.68 and 1,475,790.62
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Solution
The fourth proportional to 2,109,845.66, 3,159,519.68 and 1,475,790.62 is: 2,210,014.50
Step by Step Solution
- Step 1: Write the proportion equation
2,109,845.66 : 3,159,519.68 = 1,475,790.62 : x - Step 2: Convert to fraction form
2,109,845.66/3,159,519.68 = 1,475,790.62/x - Step 3: Cross multiply
2,109,845.66x = 3,159,519.68 × 1,475,790.62 - Step 4: Simplify right side
2,109,845.66x = 4,662,789,495,341.28 - Step 5: Solve for x
x = 4,662,789,495,341.28/2,109,845.66 - Step 6: Final answer
x = 2,210,014.50
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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.