Finding the Fourth Proportional to 1,793,334.99, 2,690,593.05 and 728,091.03
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Solution
The fourth proportional to 1,793,334.99, 2,690,593.05 and 728,091.03 is: 1,092,376.31
Step by Step Solution
- Step 1: Write the proportion equation
1,793,334.99 : 2,690,593.05 = 728,091.03 : x - Step 2: Convert to fraction form
1,793,334.99/2,690,593.05 = 728,091.03/x - Step 3: Cross multiply
1,793,334.99x = 2,690,593.05 × 728,091.03 - Step 4: Simplify right side
1,793,334.99x = 1,958,996,658,675.31 - Step 5: Solve for x
x = 1,958,996,658,675.31/1,793,334.99 - Step 6: Final answer
x = 1,092,376.31
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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.