Finding the Fourth Proportional to 3,134,861.26, 4,326,155.94 and 1,758,510.07
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Solution
The fourth proportional to 3,134,861.26, 4,326,155.94 and 1,758,510.07 is: 2,426,770.49
Step by Step Solution
- Step 1: Write the proportion equation
3,134,861.26 : 4,326,155.94 = 1,758,510.07 : x - Step 2: Convert to fraction form
3,134,861.26/4,326,155.94 = 1,758,510.07/x - Step 3: Cross multiply
3,134,861.26x = 4,326,155.94 × 1,758,510.07 - Step 4: Simplify right side
3,134,861.26x = 7,607,588,784,880.32 - Step 5: Solve for x
x = 7,607,588,784,880.32/3,134,861.26 - Step 6: Final answer
x = 2,426,770.49
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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.