Finding the Fourth Proportional to 2,006,851.13, 2,769,461.81 and 1,089,080.08
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Solution
The fourth proportional to 2,006,851.13, 2,769,461.81 and 1,089,080.08 is: 1,502,934.45
Step by Step Solution
- Step 1: Write the proportion equation
2,006,851.13 : 2,769,461.81 = 1,089,080.08 : x - Step 2: Convert to fraction form
2,006,851.13/2,769,461.81 = 1,089,080.08/x - Step 3: Cross multiply
2,006,851.13x = 2,769,461.81 × 1,089,080.08 - Step 4: Simplify right side
2,006,851.13x = 3,016,165,689,591.75 - Step 5: Solve for x
x = 3,016,165,689,591.75/2,006,851.13 - Step 6: Final answer
x = 1,502,934.45
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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.