Finding the Fourth Proportional to 2,006,966.63, 2,769,615.39 and 1,089,195.53
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Solution
The fourth proportional to 2,006,966.63, 2,769,615.39 and 1,089,195.53 is: 1,503,090.61
Step by Step Solution
- Step 1: Write the proportion equation
2,006,966.63 : 2,769,615.39 = 1,089,195.53 : x - Step 2: Convert to fraction form
2,006,966.63/2,769,615.39 = 1,089,195.53/x - Step 3: Cross multiply
2,006,966.63x = 2,769,615.39 × 1,089,195.53 - Step 4: Simplify right side
2,006,966.63x = 3,016,652,702,607.21 - Step 5: Solve for x
x = 3,016,652,702,607.21/2,006,966.63 - Step 6: Final answer
x = 1,503,090.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.