Finding the Fourth Proportional to 1,790,508.24, 2,470,825.69 and 974,694.94
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Solution
The fourth proportional to 1,790,508.24, 2,470,825.69 and 974,694.94 is: 1,345,037.81
Step by Step Solution
- Step 1: Write the proportion equation
1,790,508.24 : 2,470,825.69 = 974,694.94 : x - Step 2: Convert to fraction form
1,790,508.24/2,470,825.69 = 974,694.94/x - Step 3: Cross multiply
1,790,508.24x = 2,470,825.69 × 974,694.94 - Step 4: Simplify right side
1,790,508.24x = 2,408,301,289,051.21 - Step 5: Solve for x
x = 2,408,301,289,051.21/1,790,508.24 - Step 6: Final answer
x = 1,345,037.81
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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.