Finding the Fourth Proportional to 3,591,920.91, 5,387,688.18 and 1,768,468.03
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Solution
The fourth proportional to 3,591,920.91, 5,387,688.18 and 1,768,468.03 is: 2,652,606.93
Step by Step Solution
- Step 1: Write the proportion equation
3,591,920.91 : 5,387,688.18 = 1,768,468.03 : x - Step 2: Convert to fraction form
3,591,920.91/5,387,688.18 = 1,768,468.03/x - Step 3: Cross multiply
3,591,920.91x = 5,387,688.18 × 1,768,468.03 - Step 4: Simplify right side
3,591,920.91x = 9,527,954,288,469.66 - Step 5: Solve for x
x = 9,527,954,288,469.66/3,591,920.91 - Step 6: Final answer
x = 2,652,606.93
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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.