Finding the Fourth Proportional to 2,475,408.64, 3,416,273.74 and 1,373,195.18
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Solution
The fourth proportional to 2,475,408.64, 3,416,273.74 and 1,373,195.18 is: 1,895,125.74
Step by Step Solution
- Step 1: Write the proportion equation
2,475,408.64 : 3,416,273.74 = 1,373,195.18 : x - Step 2: Convert to fraction form
2,475,408.64/3,416,273.74 = 1,373,195.18/x - Step 3: Cross multiply
2,475,408.64x = 3,416,273.74 × 1,373,195.18 - Step 4: Simplify right side
2,475,408.64x = 4,691,210,628,231.32 - Step 5: Solve for x
x = 4,691,210,628,231.32/2,475,408.64 - Step 6: Final answer
x = 1,895,125.74
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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.