Finding the Fourth Proportional to 1,660,881.90, 2,491,322.85 and 1,450,929.90
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Solution
The fourth proportional to 1,660,881.90, 2,491,322.85 and 1,450,929.90 is: 2,176,394.85
Step by Step Solution
- Step 1: Write the proportion equation
1,660,881.90 : 2,491,322.85 = 1,450,929.90 : x - Step 2: Convert to fraction form
1,660,881.90/2,491,322.85 = 1,450,929.90/x - Step 3: Cross multiply
1,660,881.90x = 2,491,322.85 × 1,450,929.90 - Step 4: Simplify right side
1,660,881.90x = 3,614,734,813,618.22 - Step 5: Solve for x
x = 3,614,734,813,618.22/1,660,881.90 - Step 6: Final answer
x = 2,176,394.85
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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.