Finding the Fourth Proportional to 4,726,912.99, 7,090,620.92 and 1,488,703.90
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Solution
The fourth proportional to 4,726,912.99, 7,090,620.92 and 1,488,703.90 is: 2,233,135.03
Step by Step Solution
- Step 1: Write the proportion equation
4,726,912.99 : 7,090,620.92 = 1,488,703.90 : x - Step 2: Convert to fraction form
4,726,912.99/7,090,620.92 = 1,488,703.90/x - Step 3: Cross multiply
4,726,912.99x = 7,090,620.92 × 1,488,703.90 - Step 4: Simplify right side
4,726,912.99x = 10,555,834,974,128.96 - Step 5: Solve for x
x = 10,555,834,974,128.96/4,726,912.99 - Step 6: Final answer
x = 2,233,135.03
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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.