Finding the Fourth Proportional to 2,559,784.98, 3,828,383.64 and 2,277,457.05
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Solution
The fourth proportional to 2,559,784.98, 3,828,383.64 and 2,277,457.05 is: 3,406,137.38
Step by Step Solution
- Step 1: Write the proportion equation
2,559,784.98 : 3,828,383.64 = 2,277,457.05 : x - Step 2: Convert to fraction form
2,559,784.98/3,828,383.64 = 2,277,457.05/x - Step 3: Cross multiply
2,559,784.98x = 3,828,383.64 × 2,277,457.05 - Step 4: Simplify right side
2,559,784.98x = 8,718,979,311,022.66 - Step 5: Solve for x
x = 8,718,979,311,022.66/2,559,784.98 - Step 6: Final answer
x = 3,406,137.38
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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.