Finding the Fourth Proportional to 1,819,408.16, 2,510,785.68 and 1,003,593.44
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Solution
The fourth proportional to 1,819,408.16, 2,510,785.68 and 1,003,593.44 is: 1,384,960.28
Step by Step Solution
- Step 1: Write the proportion equation
1,819,408.16 : 2,510,785.68 = 1,003,593.44 : x - Step 2: Convert to fraction form
1,819,408.16/2,510,785.68 = 1,003,593.44/x - Step 3: Cross multiply
1,819,408.16x = 2,510,785.68 × 1,003,593.44 - Step 4: Simplify right side
1,819,408.16x = 2,519,808,037,693.94 - Step 5: Solve for x
x = 2,519,808,037,693.94/1,819,408.16 - Step 6: Final answer
x = 1,384,960.28
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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.