Finding the Fourth Proportional to 4,457,879.47, 6,152,523.51 and 2,497,890.07
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Solution
The fourth proportional to 4,457,879.47, 6,152,523.51 and 2,497,890.07 is: 3,447,452.42
Step by Step Solution
- Step 1: Write the proportion equation
4,457,879.47 : 6,152,523.51 = 2,497,890.07 : x - Step 2: Convert to fraction form
4,457,879.47/6,152,523.51 = 2,497,890.07/x - Step 3: Cross multiply
4,457,879.47x = 6,152,523.51 × 2,497,890.07 - Step 4: Simplify right side
4,457,879.47x = 15,368,327,381,070.54 - Step 5: Solve for x
x = 15,368,327,381,070.54/4,457,879.47 - Step 6: Final answer
x = 3,447,452.42
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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.