Finding the Fourth Proportional to 3,405,266.53, 4,699,236.67 and 1,877,373.65
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Solution
The fourth proportional to 3,405,266.53, 4,699,236.67 and 1,877,373.65 is: 2,590,758.47
Step by Step Solution
- Step 1: Write the proportion equation
3,405,266.53 : 4,699,236.67 = 1,877,373.65 : x - Step 2: Convert to fraction form
3,405,266.53/4,699,236.67 = 1,877,373.65/x - Step 3: Cross multiply
3,405,266.53x = 4,699,236.67 × 1,877,373.65 - Step 4: Simplify right side
3,405,266.53x = 8,822,223,106,426.40 - Step 5: Solve for x
x = 8,822,223,106,426.40/3,405,266.53 - Step 6: Final answer
x = 2,590,758.47
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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.