Finding the Fourth Proportional to 1,497,452.42, 2,245,279.58 and 686,821.40
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Solution
The fourth proportional to 1,497,452.42, 2,245,279.58 and 686,821.40 is: 1,029,819.74
Step by Step Solution
- Step 1: Write the proportion equation
1,497,452.42 : 2,245,279.58 = 686,821.40 : x - Step 2: Convert to fraction form
1,497,452.42/2,245,279.58 = 686,821.40/x - Step 3: Cross multiply
1,497,452.42x = 2,245,279.58 × 686,821.40 - Step 4: Simplify right side
1,497,452.42x = 1,542,106,064,527.01 - Step 5: Solve for x
x = 1,542,106,064,527.01/1,497,452.42 - Step 6: Final answer
x = 1,029,819.74
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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.