Finding the Fourth Proportional to 3,187,526.58, 4,398,658.63 and 1,737,190.94
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Solution
The fourth proportional to 3,187,526.58, 4,398,658.63 and 1,737,190.94 is: 2,397,253.70
Step by Step Solution
- Step 1: Write the proportion equation
3,187,526.58 : 4,398,658.63 = 1,737,190.94 : x - Step 2: Convert to fraction form
3,187,526.58/4,398,658.63 = 1,737,190.94/x - Step 3: Cross multiply
3,187,526.58x = 4,398,658.63 × 1,737,190.94 - Step 4: Simplify right side
3,187,526.58x = 7,641,309,893,852.54 - Step 5: Solve for x
x = 7,641,309,893,852.54/3,187,526.58 - Step 6: Final answer
x = 2,397,253.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.