Finding the Fourth Proportional to 2,299,173.22, 3,173,106.53 and 1,266,784.79
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Solution
The fourth proportional to 2,299,173.22, 3,173,106.53 and 1,266,784.79 is: 1,748,299.37
Step by Step Solution
- Step 1: Write the proportion equation
2,299,173.22 : 3,173,106.53 = 1,266,784.79 : x - Step 2: Convert to fraction form
2,299,173.22/3,173,106.53 = 1,266,784.79/x - Step 3: Cross multiply
2,299,173.22x = 3,173,106.53 × 1,266,784.79 - Step 4: Simplify right side
2,299,173.22x = 4,019,643,082,919.76 - Step 5: Solve for x
x = 4,019,643,082,919.76/2,299,173.22 - Step 6: Final answer
x = 1,748,299.37
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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.