Finding the Fourth Proportional to 1,790,239.54, 2,470,583.07 and 974,496.43
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Solution
The fourth proportional to 1,790,239.54, 2,470,583.07 and 974,496.43 is: 1,344,833.65
Step by Step Solution
- Step 1: Write the proportion equation
1,790,239.54 : 2,470,583.07 = 974,496.43 : x - Step 2: Convert to fraction form
1,790,239.54/2,470,583.07 = 974,496.43/x - Step 3: Cross multiply
1,790,239.54x = 2,470,583.07 × 974,496.43 - Step 4: Simplify right side
1,790,239.54x = 2,407,574,381,733.44 - Step 5: Solve for x
x = 2,407,574,381,733.44/1,790,239.54 - Step 6: Final answer
x = 1,344,833.65
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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.