Finding the Fourth Proportional to 1,769,121.49, 2,650,008.07 and 1,126,246.02
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Solution
The fourth proportional to 1,769,121.49, 2,650,008.07 and 1,126,246.02 is: 1,687,030.01
Step by Step Solution
- Step 1: Write the proportion equation
1,769,121.49 : 2,650,008.07 = 1,126,246.02 : x - Step 2: Convert to fraction form
1,769,121.49/2,650,008.07 = 1,126,246.02/x - Step 3: Cross multiply
1,769,121.49x = 2,650,008.07 × 1,126,246.02 - Step 4: Simplify right side
1,769,121.49x = 2,984,561,041,805.38 - Step 5: Solve for x
x = 2,984,561,041,805.38/1,769,121.49 - Step 6: Final answer
x = 1,687,030.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.