Finding the Fourth Proportional to 1,425,958.84, 1,967,823.20 and 822,346.84
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Solution
The fourth proportional to 1,425,958.84, 1,967,823.20 and 822,346.84 is: 1,134,838.64
Step by Step Solution
- Step 1: Write the proportion equation
1,425,958.84 : 1,967,823.20 = 822,346.84 : x - Step 2: Convert to fraction form
1,425,958.84/1,967,823.20 = 822,346.84/x - Step 3: Cross multiply
1,425,958.84x = 1,967,823.20 × 822,346.84 - Step 4: Simplify right side
1,425,958.84x = 1,618,233,190,198.69 - Step 5: Solve for x
x = 1,618,233,190,198.69/1,425,958.84 - Step 6: Final answer
x = 1,134,838.64
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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.