Finding the Fourth Proportional to 1,438,190.73, 2,156,725.67 and 539,142.06
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Solution
The fourth proportional to 1,438,190.73, 2,156,725.67 and 539,142.06 is: 808,503.00
Step by Step Solution
- Step 1: Write the proportion equation
1,438,190.73 : 2,156,725.67 = 539,142.06 : x - Step 2: Convert to fraction form
1,438,190.73/2,156,725.67 = 539,142.06/x - Step 3: Cross multiply
1,438,190.73x = 2,156,725.67 × 539,142.06 - Step 4: Simplify right side
1,438,190.73x = 1,162,781,520,578.68 - Step 5: Solve for x
x = 1,162,781,520,578.68/1,438,190.73 - Step 6: Final answer
x = 808,503.00
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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.