Finding the Fourth Proportional to 1,749,323.07, 2,413,991.25 and 974,912.70
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Solution
The fourth proportional to 1,749,323.07, 2,413,991.25 and 974,912.70 is: 1,345,337.96
Step by Step Solution
- Step 1: Write the proportion equation
1,749,323.07 : 2,413,991.25 = 974,912.70 : x - Step 2: Convert to fraction form
1,749,323.07/2,413,991.25 = 974,912.70/x - Step 3: Cross multiply
1,749,323.07x = 2,413,991.25 × 974,912.70 - Step 4: Simplify right side
1,749,323.07x = 2,353,430,727,313.88 - Step 5: Solve for x
x = 2,353,430,727,313.88/1,749,323.07 - Step 6: Final answer
x = 1,345,337.96
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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.