Finding the Fourth Proportional to 4,449,774.40, 6,676,411.20 and 1,753,640.80
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Solution
The fourth proportional to 4,449,774.40, 6,676,411.20 and 1,753,640.80 is: 2,631,150.71
Step by Step Solution
- Step 1: Write the proportion equation
4,449,774.40 : 6,676,411.20 = 1,753,640.80 : x - Step 2: Convert to fraction form
4,449,774.40/6,676,411.20 = 1,753,640.80/x - Step 3: Cross multiply
4,449,774.40x = 6,676,411.20 × 1,753,640.80 - Step 4: Simplify right side
4,449,774.40x = 11,708,027,077,896.96 - Step 5: Solve for x
x = 11,708,027,077,896.96/4,449,774.40 - Step 6: Final answer
x = 2,631,150.71
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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.