Finding the Fourth Proportional to 1,385,198.14, 2,079,074.47 and 702,564.10
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Solution
The fourth proportional to 1,385,198.14, 2,079,074.47 and 702,564.10 is: 1,054,493.97
Step by Step Solution
- Step 1: Write the proportion equation
1,385,198.14 : 2,079,074.47 = 702,564.10 : x - Step 2: Convert to fraction form
1,385,198.14/2,079,074.47 = 702,564.10/x - Step 3: Cross multiply
1,385,198.14x = 2,079,074.47 × 702,564.10 - Step 4: Simplify right side
1,385,198.14x = 1,460,683,083,848.53 - Step 5: Solve for x
x = 1,460,683,083,848.53/1,385,198.14 - Step 6: Final answer
x = 1,054,493.97
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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.