Finding the Fourth Proportional to 2,538,256.14, 3,502,226.85 and 1,505,238.99
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Solution
The fourth proportional to 2,538,256.14, 3,502,226.85 and 1,505,238.99 is: 2,076,893.79
Step by Step Solution
- Step 1: Write the proportion equation
2,538,256.14 : 3,502,226.85 = 1,505,238.99 : x - Step 2: Convert to fraction form
2,538,256.14/3,502,226.85 = 1,505,238.99/x - Step 3: Cross multiply
2,538,256.14x = 3,502,226.85 × 1,505,238.99 - Step 4: Simplify right side
2,538,256.14x = 5,271,688,406,444.88 - Step 5: Solve for x
x = 5,271,688,406,444.88/2,538,256.14 - Step 6: Final answer
x = 2,076,893.79
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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.