Finding the Fourth Proportional to 1,744,560.22, 2,615,768.68 and 678,359.48
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Solution
The fourth proportional to 1,744,560.22, 2,615,768.68 and 678,359.48 is: 1,017,122.52
Step by Step Solution
- Step 1: Write the proportion equation
1,744,560.22 : 2,615,768.68 = 678,359.48 : x - Step 2: Convert to fraction form
1,744,560.22/2,615,768.68 = 678,359.48/x - Step 3: Cross multiply
1,744,560.22x = 2,615,768.68 × 678,359.48 - Step 4: Simplify right side
1,744,560.22x = 1,774,431,481,565.09 - Step 5: Solve for x
x = 1,774,431,481,565.09/1,744,560.22 - Step 6: Final answer
x = 1,017,122.52
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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.