Finding the Fourth Proportional to 2,475,960.75, 3,416,877.68 and 1,402,872.75
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Solution
The fourth proportional to 2,475,960.75, 3,416,877.68 and 1,402,872.75 is: 1,935,993.77
Step by Step Solution
- Step 1: Write the proportion equation
2,475,960.75 : 3,416,877.68 = 1,402,872.75 : x - Step 2: Convert to fraction form
2,475,960.75/3,416,877.68 = 1,402,872.75/x - Step 3: Cross multiply
2,475,960.75x = 3,416,877.68 × 1,402,872.75 - Step 4: Simplify right side
2,475,960.75x = 4,793,444,580,340.86 - Step 5: Solve for x
x = 4,793,444,580,340.86/2,475,960.75 - Step 6: Final answer
x = 1,935,993.77
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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.