Finding the Fourth Proportional to 1,969,727.75, 2,718,433.58 and 1,154,616.53
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Solution
The fourth proportional to 1,969,727.75, 2,718,433.58 and 1,154,616.53 is: 1,593,493.49
Step by Step Solution
- Step 1: Write the proportion equation
1,969,727.75 : 2,718,433.58 = 1,154,616.53 : x - Step 2: Convert to fraction form
1,969,727.75/2,718,433.58 = 1,154,616.53/x - Step 3: Cross multiply
1,969,727.75x = 2,718,433.58 × 1,154,616.53 - Step 4: Simplify right side
1,969,727.75x = 3,138,748,341,402.00 - Step 5: Solve for x
x = 3,138,748,341,402.00/1,969,727.75 - Step 6: Final answer
x = 1,593,493.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.