Finding the Fourth Proportional to 2,299,119.14, 3,173,033.78 and 1,266,732.80
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Solution
The fourth proportional to 2,299,119.14, 3,173,033.78 and 1,266,732.80 is: 1,748,228.66
Step by Step Solution
- Step 1: Write the proportion equation
2,299,119.14 : 3,173,033.78 = 1,266,732.80 : x - Step 2: Convert to fraction form
2,299,119.14/3,173,033.78 = 1,266,732.80/x - Step 3: Cross multiply
2,299,119.14x = 3,173,033.78 × 1,266,732.80 - Step 4: Simplify right side
2,299,119.14x = 4,019,385,971,571.12 - Step 5: Solve for x
x = 4,019,385,971,571.12/2,299,119.14 - Step 6: Final answer
x = 1,748,228.66
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1.5x scale
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.