Finding the Fourth Proportional to 1,285,849.49, 1,926,907.99 and 723,683.57
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Solution
The fourth proportional to 1,285,849.49, 1,926,907.99 and 723,683.57 is: 1,084,475.02
Step by Step Solution
- Step 1: Write the proportion equation
1,285,849.49 : 1,926,907.99 = 723,683.57 : x - Step 2: Convert to fraction form
1,285,849.49/1,926,907.99 = 723,683.57/x - Step 3: Cross multiply
1,285,849.49x = 1,926,907.99 × 723,683.57 - Step 4: Simplify right side
1,285,849.49x = 1,394,471,641,820.98 - Step 5: Solve for x
x = 1,394,471,641,820.98/1,285,849.49 - Step 6: Final answer
x = 1,084,475.02
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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.