Finding the Fourth Proportional to 2,157,735.09, 3,237,029 and 791,521.47
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Solution
The fourth proportional to 2,157,735.09, 3,237,029 and 791,521.47 is: 1,187,438.61
Step by Step Solution
- Step 1: Write the proportion equation
2,157,735.09 : 3,237,029 = 791,521.47 : x - Step 2: Convert to fraction form
2,157,735.09/3,237,029 = 791,521.47/x - Step 3: Cross multiply
2,157,735.09x = 3,237,029 × 791,521.47 - Step 4: Simplify right side
2,157,735.09x = 2,562,177,952,512.63 - Step 5: Solve for x
x = 2,562,177,952,512.63/2,157,735.09 - Step 6: Final answer
x = 1,187,438.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.