Finding the Fourth Proportional to 2,782,065.68, 3,847,702.95 and 2,495,481.20
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Solution
The fourth proportional to 2,782,065.68, 3,847,702.95 and 2,495,481.20 is: 3,451,345.68
Step by Step Solution
- Step 1: Write the proportion equation
2,782,065.68 : 3,847,702.95 = 2,495,481.20 : x - Step 2: Convert to fraction form
2,782,065.68/3,847,702.95 = 2,495,481.20/x - Step 3: Cross multiply
2,782,065.68x = 3,847,702.95 × 2,495,481.20 - Step 4: Simplify right side
2,782,065.68x = 9,601,870,355,671.03 - Step 5: Solve for x
x = 9,601,870,355,671.03/2,782,065.68 - Step 6: Final answer
x = 3,451,345.68
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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.