Finding the Fourth Proportional to 1,742,731.74, 2,615,120.82 and 731,775.96
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Solution
The fourth proportional to 1,742,731.74, 2,615,120.82 and 731,775.96 is: 1,098,093.59
Step by Step Solution
- Step 1: Write the proportion equation
1,742,731.74 : 2,615,120.82 = 731,775.96 : x - Step 2: Convert to fraction form
1,742,731.74/2,615,120.82 = 731,775.96/x - Step 3: Cross multiply
1,742,731.74x = 2,615,120.82 × 731,775.96 - Step 4: Simplify right side
1,742,731.74x = 1,913,682,548,571.49 - Step 5: Solve for x
x = 1,913,682,548,571.49/1,742,731.74 - Step 6: Final answer
x = 1,098,093.59
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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.