Finding the Fourth Proportional to 1,790,397.44, 2,470,800.08 and 974,653.92
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Solution
The fourth proportional to 1,790,397.44, 2,470,800.08 and 974,653.92 is: 1,345,050.51
Step by Step Solution
- Step 1: Write the proportion equation
1,790,397.44 : 2,470,800.08 = 974,653.92 : x - Step 2: Convert to fraction form
1,790,397.44/2,470,800.08 = 974,653.92/x - Step 3: Cross multiply
1,790,397.44x = 2,470,800.08 × 974,653.92 - Step 4: Simplify right side
1,790,397.44x = 2,408,174,983,508.31 - Step 5: Solve for x
x = 2,408,174,983,508.31/1,790,397.44 - Step 6: Final answer
x = 1,345,050.51
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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.